香港企業に対する中国の税務政策

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Introduction

As economic integration between Mainland China and Hong Kong deepens, understanding the complex landscape of tax policies has become crucial for Hong Kong businesses operating across the border. The regulatory environment continues to evolve in 2025, with new incentives designed to attract foreign investment, particularly in strategic sectors such as technology, advanced manufacturing, and financial services.

This comprehensive guide examines the latest tax policies affecting Hong Kong businesses in Mainland China, providing a sector-by-sector analysis of applicable rates, incentives, and compliance requirements. Whether you're considering expansion into the Greater Bay Area or already operating in Mainland China, understanding these policies is essential for optimizing your tax position and ensuring compliance.

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China-Hong Kong Double Taxation Agreement (DTA)

Withholding Tax Rates

The China-Hong Kong Double Taxation Agreement provides significant benefits for Hong Kong businesses receiving passive income from Mainland China operations. The arrangement, which forms part of Hong Kong's network of over 50 comprehensive DTAs, offers reduced withholding tax rates compared to China's standard domestic rates.

Income Type	Standard Chinese Rate	Reduced Treaty Rate	Conditions
Dividends	10%	5%	Beneficial owner directly holds ≥25% equity
Dividends	10%	10%	All other cases
Interest	10%	7%	Subject to treaty provisions
Interest (Financial Institutions)	10%	4%	Beneficial owner is bank, insurance company, or financial institution
Royalties	10%	7%	Subject to treaty provisions

Beneficial Ownership Requirements

To qualify for reduced treaty rates, Hong Kong entities must demonstrate they are the "beneficial owner" of the income. Chinese tax authorities examine all relevant facts and circumstances when determining beneficial ownership. Complex international holding structures receive particular scrutiny – if the ultimate beneficial owner (UBO) is not a Hong Kong resident, treaty benefits may be denied.

For example, if a Hong Kong company holds shares in a Chinese entity but the UBO is a company resident in a third jurisdiction, the withholding tax rate will typically be 10% rather than the preferential 5% rate under the China-Hong Kong DTA.

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China's VAT System

Standard VAT Rates for General Taxpayers

China operates a comprehensive value-added tax (VAT) system with three standard rates: 13%, 9%, and 6%. The VAT Law, culminating three decades of tax reform, takes effect on January 1, 2026, with implementation details being finalized through the Detailed Implementation Regulations submitted for public consultation in August 2025.

VAT Rate	Applications
13%	Sale and importation of most goods; processing, repair and replacement services; leasing of tangible movable property
9%	Transportation and postal services; basic telecommunication services; leasing or sale of immovable property; transfer of land use rights; agricultural products; chemical fertilizer; books; tap water and mineral products
6%	Modern services; financial services; value-added telecommunication services; professional services
0% (Zero-rated)	Export of goods; certain export of services (depending on service type)

Small-Scale Taxpayers

Small-scale VAT taxpayers (defined as taxpayers with annual revenue of CNY 5 million or less) benefit from reduced rates. From January 1, 2023 to December 31, 2027, these businesses pay a reduced VAT rate of 1% on taxable income that would otherwise be subject to a 3% levy rate.

Furthermore, small-scale VAT taxpayers with monthly revenue less than CNY 100,000 are completely exempt from VAT during the same period, providing significant relief for smaller operations.

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Corporate Income Tax Framework

Standard and Preferential Rates

China's standard corporate income tax (CIT) rate is 25% for all enterprises registered in China, regardless of whether they have local or foreign shareholders. However, numerous preferential policies offer reduced rates to qualifying businesses across various sectors and regions.

Enterprise Category	CIT Rate	Validity Period
Standard enterprises	25%	Ongoing
High and New Technology Enterprises (HNTE)	15%	Ongoing (subject to renewal every 3 years)
Key software and IC enterprises	10%	After initial 5-year exemption period
Small and thin-profit enterprises (on income up to CNY 3 million)	5% (effective rate)	January 1, 2023 to December 31, 2027
Encouraged enterprises in Western Regions	15%	Until December 31, 2030
Qualified enterprises in Hainan Free Trade Port	15%	January 1, 2020 to December 31, 2027
Pollution prevention and control enterprises	15%	January 1, 2019 to December 31, 2027

High and New Technology Enterprise (HNTE) Status

HNTE qualification provides one of China's most valuable tax incentives, reducing the CIT rate from 25% to 15%. To qualify, companies must meet stringent requirements including:

• Local R&D operations and intellectual property ownership in China
• Core technology specially encouraged by the state
• High-tech-related operations generating at least 60% of total revenue
• Prescribed thresholds for science and technology personnel
• Minimum R&D expense requirements

Beyond the reduced tax rate, HNTE status offers additional benefits including extended loss carry-forward periods (up to 10 years versus 5 years for standard enterprises), enhanced credibility with investors and clients, and improved access to government subsidies and procurement programs.

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Greater Bay Area (GBA) Preferential Policies

Overview of the GBA

The Guangdong-Hong Kong-Macao Greater Bay Area, with over 87 million population and approximately US$2 trillion GDP in 2024, represents one of China's most economically advanced and open regions. The GBA offers tremendous opportunities for Hong Kong businesses seeking resources, innovative technology, production capability, and access to a large consumer market.

Individual Income Tax (IIT) Subsidies

One of the GBA's most attractive incentives is the individual income tax subsidy scheme for foreign talents. The policy, implemented through the Notice by the Ministry of Finance and the State Taxation Administration, limits the total IIT burden for qualifying individuals to 15% of yearly taxable income.

Municipal governments in the nine core GBA cities provide tax relief to non-Mainland (including Hong Kong) high-end talents and talents in short supply by offsetting the tax differential between Hong Kong and Mainland tax rates. This effectively caps the IIT rate at 15%, significantly lower than China's standard progressive rates which can reach 45%.

Additionally, special provisions allow Hong Kong and Macau residents to work on the Mainland without triggering tax residency – each stay of less than 24 hours does not count toward the 183-day threshold for being considered a tax resident, protecting non-Mainland income from Chinese taxation.

Corporate Tax Benefits

Qualified enterprises in the GBA can access reduced CIT rates of 15% compared to the standard 25%. In designated zones such as Qianhai Shenzhen-Hong Kong Modern Services Industry Cooperation Zone and the Lingang New Area of Shanghai Pilot Free Trade Zone, encouraged enterprises with operational substance can benefit from this preferential rate.

Approved headquarters may receive rewards ranging from RMB 3-6 million, provided they meet requirements regulating registered capital and management structure for local and overseas entities.

Government Subsidies

Local governments in the GBA have implemented comprehensive fiscal policies to promote cross-border business flows, including:

• Economic contribution subsidies
• Corporate headquarter subsidies
• Registration subsidies
• Public listing subsidies
• Office rental/purchase subsidies
• Talent subsidies targeting high-tech, logistics, and advanced manufacturing sectors

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2025 Foreign Investment Reinvestment Credit

Effective from January 1, 2025 to December 31, 2028, China introduced a groundbreaking 10% tax credit on qualifying reinvestments by foreign investors (including Hong Kong businesses) who reinvest profits earned from Chinese resident enterprises into qualified domestic projects.

Key Requirements

• Investment must be in encouraged sectors: Projects must be listed in the Catalogue of Encouraged Industries for Foreign Investment
• Minimum holding period: Investments must be maintained for at least 5 years to qualify
• Retroactive application: Qualifying reinvestments made between January 1, 2025, and June 27, 2025 may be applied retrospectively
• Credit utilization: Any unused credit balance after the policy expires on December 31, 2028 may continue to be utilized until fully exhausted

This policy forms part of the State Council's Action Plan for Stabilizing Foreign Investment and aims to promote long-term capital inflows into strategic sectors such as advanced manufacturing, green energy, and innovation-driven industries.

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Sector-by-Sector Analysis

1. Manufacturing Sector

Market Access: China completely removed restrictions on foreign investment in the manufacturing sector under the 2025 Foreign Investment Negative List, including elimination of limitations on publication printing and traditional Chinese medicine processes.

Key Tax Incentives:

• Import duty exemptions: Imported equipment within the total investment amount for foreign-invested projects in encouraged industries is exempt from customs duties, including technology and spare parts
• HNTE status: Qualified high-tech manufacturers benefit from 15% CIT rate
• R&D and digital transformation credits: 10% tax credit on expenses for digital and intelligent equipment transformation (valid January 1, 2024 to December 31, 2027), capped at 50% of equipment's original tax base, with 5-year carry-forward for unused amounts
• Western Region incentives: Companies in encouraged industries located in western China access 15% CIT rate until December 31, 2030
• 10% reinvestment credit: Available for qualifying reinvestments into manufacturing projects from 2025-2028

Regional Support: Guangdong's 2025 plan includes 100+ "Invest in Guangdong" events, Shanghai offers 13 enhanced investor-service measures plus 31 trade-facilitation initiatives, and Shenzhen provides RMB 5 million awards for qualifying foreign-funded regional headquarters.

2. Technology, Software, and Semiconductors

China's integrated circuit (IC) and software sectors receive some of the most generous tax incentives as part of the government's strategy to achieve technological self-sufficiency in critical areas including AI, 5G, semiconductors, and advanced computing.

Corporate Income Tax Incentives:

Enterprise Category	Tax Benefit
Key software and IC design enterprises	5-year CIT exemption, then 10% CIT rate (from first profit-making year)
IC manufacturing enterprises (≤28nm, 15-year operations)	10-year CIT exemption
IC manufacturing enterprises (≤65nm, 15-year operations)	5-year exemption + 5 years at 12.5% CIT
IC manufacturing enterprises (≤130nm, 10-year operations)	2-year exemption + 3 years at 12.5% CIT
Software and IC enterprises in Shanghai FTZ Lingang area	15% CIT rate for first 5 years of establishment

VAT and Import Tax Benefits:

• VAT refund: Software products developed and produced by VAT general taxpayers enjoy VAT refund for the portion of actually paid VAT exceeding 3%
• Excess input VAT refunds: IC enterprises may receive refunds of carried forward excess input VAT balances (most enterprises can only carry balances forward for future offset)
• Import duty and VAT exemption: Available for imports made by IC and software enterprises

Government Funding: The National IC Fund has deployed over 340 billion yuan ($60 billion) across two tranches (2014 and 2019), bolstered by provincial and municipal IC funds providing additional capital and subsidies.

3. Financial Services

Hong Kong's Strategic Position: Hong Kong ranks third globally as a financial center, with 78 of the world's top 100 banks, over 163 licensed banks, and 8 virtual banks. Assets and wealth managed in Hong Kong reached approximately $4 trillion as of March 2025, with two-thirds from non-Hong Kong investors.

Tax Incentives for Financial Services:

• Corporate treasury centers: Concessionary tax rate of 8.25% in Hong Kong
• Insurance-related businesses: 8.25% preferential rate in Hong Kong
• Aircraft leasing: Effective tax rate of 3-4% in Hong Kong to attract aircraft leasing companies
• Ship leasing and maritime insurance: Tax exemption or reduced profit tax rate of 8.25% for eligible companies in Hong Kong
• Fund and asset management: Profits tax exemption for OFCs and onshore/offshore funds; zero percent concessionary rate for eligible family investment management entities managed by single-family offices (introduced May 2023)
• No capital controls: No restrictions on capital movement, no capital gains tax, and no tax on dividends in Hong Kong

Cross-Border Financial Integration:

• Wealth Management Connect: Allows GBA residents to invest in wealth management products across Hong Kong, Macau, and Mainland China through a closed-loop renminbi channel
• Reduced withholding tax: 4% withholding tax on interest received by banks, insurance companies, and financial institutions under the China-Hong Kong DTA (versus 7% standard treaty rate)
• DTA benefits on insurance: Insurance companies benefit from preferential withholding tax treatment on cross-border transactions

Insurance Sector Development: Voluntary health insurance schemes (VHIS) and qualified deferred annuity products (QDAP) receive favorable tax treatment. With the reopening of Mainland borders, sales of life insurance products to Mainland visitors have contributed substantial growth for Hong Kong life insurers.

4. Retail and E-Commerce

The retail and e-commerce sector faces significant regulatory changes in 2025, with new tax compliance requirements aimed at increasing transparency and combating tax evasion.

New Tax Filing Rules (Effective October 1, 2025):

State Administration of Taxation Announcement [2025] No.17 introduces transformative changes to export compliance, ending the practice of "export through buying third-party export documents" and enforcing real-name tax reporting. Companies must ensure invoice records, customs declarations, and foreign exchange receipts are fully aligned.

Internet Platform Tax Reporting:

Starting October 1, 2025, all internet platform enterprises operating in China must report tax-related information to Chinese tax authorities under the new Regulations on Tax-Related Information Reporting by Internet Platform Enterprises. Tax bureaus have ordered major e-commerce platforms including Amazon to submit Chinese merchants' sales data to curb underreported income.

Cross-Border E-Commerce Pilot Zones:

The State Council approved new Cross-Border E-Commerce Comprehensive Pilot Zones in Hainan Island and 15 additional cities on April 25, 2025 (eighth expansion since Hangzhou in 2015), now covering 165 cities total.

Tax Benefits in Pilot Zones:

• "Tax exemption without invoice" policy: Cross-border e-commerce enterprises in pilot zones implementing this policy pay CIT using an approved method with a uniform taxable income rate of 4%
• Small and micro-profit enterprise benefits: Eligible cross-border e-commerce enterprises may qualify for preferential small business tax treatment
• Customs facilitation: Streamlined customs procedures, tax benefits, and support for overseas warehouse construction

Impact on Pricing and Operations:

Starting from Q4 2025, product prices across cross-border e-commerce platforms—including Temu, SHEIN, TikTok Shop, CJdropshipping, AliExpress, and Amazon—may be subject to industry-wide adjustments as platforms and sellers comply with enhanced reporting and real-name filing requirements. This reflects increased operational costs under the new unified and transparent tax framework.

5. Professional Services

VAT Treatment: Professional services generally fall under the 6% VAT rate for modern services, covering consulting, legal, accounting, and other professional advisory services.

Hong Kong Professional Services in GBA:

• CEPA benefits: Through the Closer Economic Partnership Arrangement, Hong Kong professional services firms gain preferential access to the Chinese market
• Mutual recognition: Growing mutual recognition of professional qualifications allows Hong Kong professionals to practice in designated GBA cities under streamlined procedures
• Individual income tax subsidies: Hong Kong professionals working in the GBA as "talents in short supply" or "high-end talents" may qualify for IIT subsidies capping effective rate at 15%

Tax Planning Considerations:

• Royalty payments from China to Hong Kong subject to 7% withholding tax under DTA (versus 10% standard rate)
• Service fees structured as business profits rather than royalties may reduce withholding tax exposure
• Establishing permanent establishment in China triggers CIT liability but may reduce overall tax burden depending on structure

Sector Comparison Table

Sector	Applicable VAT Rate	Available CIT Rate	Key Incentives
Manufacturing	13%	15% (HNTE/Western Region)	Import duty exemptions; 10% R&D equipment credit; 10% reinvestment credit
Technology/Software/IC	6% (software); VAT refund on excess over 3%	10% (key enterprises after exemption); 12.5%-25% exemptions for IC manufacturing	5-10 year CIT exemptions; import duty/VAT exemptions; excess input VAT refunds
Financial Services	6%	25% (China); 8.25%-16.5% (Hong Kong)	4% WHT on interest (financial institutions); 8.25% HK rate for treasury centers/insurance; fund tax exemptions
Retail/E-Commerce	13% (goods); 6% (services)	4% (approved method in pilot zones); 5% (small enterprises)	Tax exemption without invoice in pilot zones; small business exemptions; customs facilitation
Professional Services	6%	25% (standard); 15% (GBA qualified talents)	7% WHT on royalties; CEPA market access; IIT subsidies in GBA; professional qualification mutual recognition

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Compliance and Filing Requirements

Corporate Income Tax Filing

The tax year in China runs from January 1 to December 31. Enterprises must file quarterly provisional CIT returns by the 15th day of the fourth month following each quarter. The annual tax return and final settlement must be completed by May 31 of the following year.

VAT Filing and Golden Tax Phase IV

The Golden Tax Phase IV system enhances VAT administration through digital integration and real-time monitoring. The new VAT Law taking effect January 1, 2026 further clarifies taxable scope, applicable rates for export and cross-border transactions, input VAT deduction rules, and refund mechanisms.

Self-Assessment for Tax Incentives

China has simplified procedures for accessing most preferential tax policies. Taxpayers can self-assess qualification for incentives and apply them when making tax payments without seeking prior approval from local tax bureaus. However, enterprises should maintain comprehensive documentation to support their qualification in case of audit.

Transfer Pricing and Related Party Transactions

Hong Kong businesses with related party transactions must comply with China's transfer pricing rules based on the arm's length principle. Companies with related party transactions exceeding certain thresholds must prepare contemporaneous transfer pricing documentation and may be subject to advance pricing arrangements (APAs).

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Strategic Considerations for Hong Kong Businesses

Structuring Cross-Border Operations

Optimal tax structuring requires careful consideration of multiple factors:

• Beneficial ownership planning: Ensure Hong Kong entities qualify as beneficial owners under the DTA to access reduced withholding tax rates
• Substance requirements: Maintain adequate economic substance in both Hong Kong and China to support tax positions
• IP location: Strategic placement of intellectual property can optimize royalty flows and R&D incentives
• Supply chain configuration: Consider GBA location for operations to access regional incentives while maintaining Hong Kong headquarters

Reinvestment Planning for 2025-2028

The new 10% reinvestment tax credit offers Hong Kong businesses a powerful incentive to deploy China-sourced profits into qualifying projects. Key planning considerations include:

• Identifying projects in the Catalogue of Encouraged Industries eligible for the credit
• Ensuring 5-year holding period compliance to avoid credit recapture
• Timing reinvestments to maximize credit utilization before the 2028 expiration
• Coordinating with other incentives (HNTE status, regional preferences) for optimal tax benefit

Talent Mobility in the GBA

For Hong Kong professionals working in the GBA, proper planning can significantly reduce individual tax burden:

• Understanding the 24-hour rule for stays in Mainland China to avoid inadvertent tax residency
• Applying for IIT subsidies in the nine core GBA cities to cap effective rate at 15%
• Structuring employment arrangements to optimize eligibility for talent incentives
• Maintaining documentation to support tax residency claims in Hong Kong

Sector-Specific Opportunities

Different sectors offer distinct advantages:

• Technology companies: Prioritize HNTE qualification and consider IC/software enterprise status for maximum benefit
• Manufacturers: Leverage import duty exemptions, Western Region incentives, and digital transformation credits
• Financial services: Utilize Hong Kong's preferential rates for treasury centers and fund management combined with cross-border integration schemes
• E-commerce: Establish operations in Cross-Border E-Commerce Pilot Zones for simplified tax treatment
• Professional services: Leverage CEPA benefits and GBA talent subsidies for individual tax optimization

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Recent Developments and Future Outlook

2025 Policy Updates

Several significant policy changes took effect or were announced in 2025:

• February 2025: State Council adopted Action Plan for Stabilizing Foreign Investment
• June 27, 2025: Ministry of Finance, STA, and Ministry of Commerce issued Announcement No. 2 of 2025, introducing 10% reinvestment tax credit
• June 26, 2025: STA released Regulations on Tax-Related Information Reporting by Internet Platform Enterprises
• July 7, 2025: STA issued Announcement [2025] No.17 on new CIT prepayment procedures and export compliance
• October 1, 2025: New tax filing rules and platform reporting requirements take effect

2026 and Beyond

Looking ahead, several major changes are on the horizon:

• January 1, 2026: New VAT Law takes effect, codifying three decades of VAT reform with enhanced Golden Tax Phase IV administration
• Through 2027: Multiple preferential policies remain in effect, including small business VAT relief, enhanced R&D credits, and regional incentives in Hainan and other zones
• Through 2028: Foreign investment reinvestment credit window remains open for qualifying projects
• Through 2030: Western Region encouraged industry CIT rate of 15% continues

Hong Kong's Strategic Role

China's 14th Five-Year Plan (covering through 2025 with long-range objectives to 2035) explicitly supports Hong Kong's development in eight key roles, including as an international innovation and technology hub and international financial center. Hong Kong's integration into China's overall development strategy positions it as a "super-connector" between the Chinese Mainland and the rest of the world.

The Hong Kong government continues to introduce new measures to enhance competitiveness, including the 2025-26 Budget's proposal to revise tax incentives for funds, single family offices, and carried interest, extending the "fund" definition under the tax exemption regime and broadening transaction eligibility for tax benefits.

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Conclusion

The tax landscape for Hong Kong businesses operating in Mainland China continues to evolve, presenting both opportunities and challenges. The 2025 policy environment reflects China's strategic priorities: attracting foreign investment in encouraged sectors, promoting technological self-sufficiency, developing the Greater Bay Area as an integrated economic zone, and enhancing tax compliance through digital administration.

For Hong Kong businesses, success requires a sophisticated understanding of the applicable tax framework, careful structuring to optimize incentives across multiple jurisdictions, and robust compliance systems to meet increasingly stringent reporting requirements. Sector-specific incentives offer significant benefits – from 10-year CIT exemptions for advanced semiconductor manufacturers to 8.25% rates for Hong Kong corporate treasury centers – but require meeting detailed qualification criteria and maintaining appropriate substance.

The introduction of the 10% reinvestment tax credit for 2025-2028 creates a compelling opportunity for Hong Kong investors to redeploy China-sourced profits into qualified projects while reducing overall tax burden. Combined with established incentives such as the China-Hong Kong DTA, HNTE status, and GBA preferential policies, Hong Kong businesses are well-positioned to capitalize on cross-border opportunities.

As China implements the new VAT Law in 2026, enhances digital tax administration through Golden Tax Phase IV, and continues refining sector-specific policies, staying current with regulatory developments will be crucial. Hong Kong's strategic position as a super-connector between China and the world, supported by its own competitive tax regime and the deepening integration facilitated by CEPA and the GBA initiative, ensures it remains the optimal platform for businesses seeking to engage with the Chinese market.

Disclaimer: This article provides general information about tax policies affecting Hong Kong businesses operating in Mainland China as of December 2025. Tax laws and regulations are subject to change, and the application of tax rules depends on specific facts and circumstances. Businesses should consult with qualified tax professionals regarding their particular situations before making any decisions based on this information.