No. 1 Chinese Law Firm in multilingual service

OIOLaw | Oriental International Office of Law

Contact with Chinese Legal & Commercial specialist in your own language! We are the first Chinese law firm offering legal and commercial service in multilaguage. In 15+ years’ experience, we have successfully helped 1000+ clients with their legal &commercial issues in China.

Our Practice Areas

Our team primarily focuses on providing services for international clients who are interested in China market. However, together with our experts in different fields, we are a full-service China law firm.

Registration of Companies in China

Registration of a company / Accounting support / Tax consulting / Selection and registration of a legal and physical address / Recruitment

Intellectual Property (Trademark/Patent)

IP registration and filing / Administrative review relating to IP registrations / Regulatory compliance for IP related legal matters / IP licensing and transfer / IP infringement and related investigations / Customs measures relating to IP infringement / IP dispute resolutions Representation in court or arbitral proceedings

Trading Services

Carrying out trade operations for export and import, with release and delivery to the door / Search and verification of suppliers, production and goods

Company Verification

Financial, legal and technical audit of Chinese partners, which allows you to reduce your risks when working with large manufacturers.

Litigation & Arbitration

Preperation of legal documents for courts/ arbitration | Defence & representation at court / arbitration | Criminal / Civil cases.

Legalization of Documents

Legalization of documents for China / Legalization of documents issued in China for use abroad

Supplier Search

Search for reliable suppliers that meet your criteria for product quality, payment terms and production time.

Assistance in Closing Deals

Comprehensive support for the creation, approval and support of international contracts and agreements for confident work.

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About Us

The best law firm with multilingual services

OIOLaw is specialized in legal and commercial consultancy in the territory of China, including taxation, labor law, visa problem, import and export issue, trademark, registration of company, investment, fraud, criminal case ect., with decent translation and interpretation between over 40+ languages.


We analyze the issues in your shoes to seek possible solutions. We discuss with you the best solution or outcome in consideration of available resources and budget.

Best Legal Advice

Our professionals will solve your problems efficiently with our expertise and deliver a satisfactory result.


Problems Solved


Satisfied clients


Regional Offices


Legal Associates

Awards & Recognitions

Best Law Firm Award with Russian Language Service

Best Law Firm Award with Spanish Language Service

Best Law Firm Award with English Language Service

Best Law Firm Award with Arabic Language Service

Best Law Firm Award with Portuguese Language Service

Best Law Firm Award with French Language Service

How It Works

Here are the steps when we have a cooperation:


Contact us to tell about the case details and provide a preliminary opinion on the case.

First Payment

If you decide to work with us, you are entitled to the first payment (50%) so that we can initiate the work.

Second Payment

The last payment (50%) will be performed when our service is fully delivered under the agreement.

Office Locations

We have offices both in Beijing and Guangzhou.


No. 100, Zhujiang New Town, Tianhe District, Guangzhou


251 Jie Fang Lu, Shangcheng District, Hangzhou, Zhejiang


No. 532, 5th Floor, No. 48, Haidian West Street, Haidian District, Beijing

What Our Clients Say

We value our customers satisfaction. We focus on supplying our customers excellence in those services and products with the highest desire to gain total customer satisfaction, confidence, and enthusiasm.

We have been working with Clara, the senior legal consultant of OIOLaw for over 6 years. We have worked together on 100+ cases. Very reliable, high quality of service and never let us down.

Ilya Dobrynin
Moscow, Russia

OIOLaw provides the best legal service in China ever for foreigners. They have legal experts who speak Russian and they know exactly how to solve issues properly. 

Shoma Omarov
Nur-Sultan, Kazakhstan

Wonderful job is done by OIOLaw! You can totally count on them once you decide to cooperate with them. Friendly staff and professional experts. Great job!

Kamil Zielinski
Kraków, Poland

We Help Solve Your Legal Issues

We provide legal solutions for various cases for 40+ languages and we specialize in providing professional, effective and multilingual legal service.

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