Hanwei Electronics Group Corporation (ISO9001-2000 certified) build in 1984, and is a professional manufacturer expertise in the R&D and mass-production of the gas sensors and gas detectors in China. Unlike most of the other gas detection companies, we develop and manufacture the gas sensors, which are used in our gas detection products. Some of our products are for CE and TUV approval. Certainly, we also supply professional and exact technical service and design projects to meet the local customer's need. OEM and ODM are welcome.

Changsha U De Toptech Electronic Technology Co., Ltd is the original manufacturer for Alcohol Testers / Breathalyzers.

Colpoint Technology Co., Ltd. is headquartered in Shenzhen, Guangdong, China, with a 5, 000-square meter warehouse in Dongguan and 300 employees. We have 16 years of experience in exporting garden lights, automotive accessories, and consumer electronics. We are known for our wide product range and strict quality control.

Shenzhen Ipopman Technology Limited was established in Shenzhen in 2006. We specialize in R&D, manufacturing and sale of Alcohol Testers, Pedometers, Bluetooth USB dongles, Bluetooth Headsets, Bluetooth Speakers, Bluetooth Keyboards, Car MP3 FM Transmitters, Card Readers.

Lilin International Group Limited (Xiamen Lilin Electronics Co. Ltd is the subsidiary factory), which has its subsidiary factories located in Shenzhen, and Xiamen, is a large scale professional manufacturer and has an independent R&D center specializing in the development and production of robot vacuum cleaners and other consumer electronic products. With a powerful technical group, advanced processing and inspection facilities and excellent service, we have been attained ISO9001 Quality System Certification issued by DNV and we are applying ISO14000 Environment Certification. Meanwhile, our annual sales amount has reached USD50, 000, 000.

Shenzhen Taoyue Electronic Technology Co. Ltd

Guangdong Bioall Medical Technology Co., Ltd. Was established in 2018. It is an enterprise specializing in the research and development, production. Sales and service of medical equipment, testing instruments and consumer electronic products. The company is located in Dongguan City, Guangdong Province, with convenient transportation, with a construction area of 7, 500 square meters and currently employs about the 300 people. Our main products are infrared thermometer, pen-type thermometers, ear thermometers, CO2 detector, soap dispenser. Our company adheres to the concept of quality first, has passed ISO9001 quality management system certification, ISO13485 medical device management system certification, and has obtained medical device production license, China medical device export license, CE RoHS and other certifications. We have R& D center, committed to independent research and development of products, and more than a dozen independent intellectual property rights such as invention patents, utility patents and appearance patents. Our products are exported to Japan, Europe, South Korea. Islrael, United States and other countries. We also can accept OEM& ODM orders.