Shenzhen Yanjen Technology CO., Ltd. was found in 2008. We also established our Hongkong branch - Yanjen Industry (Hong Kong) CO., Limited for better international trade.

We are a company that specialized in producing fire protection products and security products: smoke detector, heat detector, gas leakage detector, carbon monoxide detector, fire alarm control panel, smart home system etc.We are located in Shenzhen city with highly opening economy and convenient transportation access.  We are also very close to Hongkong city where is very convenient for our clients to arrange business visit.

With sincere faith, we are striving to provide best products and best services to the customers around the world. Since the establishment, our factory management system was built under ISO9001. Yanjen keeps the mainly business in types of detectors based on domestic and international standards such as CCC, CE, EN, UL, VDS, NF, etc.

We own famous test equipment to test the products. We adopt strict quality control system. We have professional teams in this field. We also cultivate professional talents in this field. We insisted on the win-win business is the basis of stable relationship forever, so we strive to provide our valued customers not only high-quality products but also establish commercial credit. Most importantly, we provide two-way growing up environment for both our colleagues and our clients.

Yanjen insists on doing the following things:
Producing high quality products.
Providing professional services.
Training qualified personnel.
Improving management system.
Establishing a good corporate culture.
Keeping innovation.
Win-win cooperation.

All of our products comply with international quality standards and are greatly appreciated in a variety of different markets throughout the world. If you are interested in any of our products or would like to build a long-term cooperation with us, please feel free to contact us.

We are looking forward to becoming your reliable partner in the near future.