About US

Jiangsu JieJie Microelectronics Co., Ltd.

Founded in 1995, Jiangsu JieJie Microelectronics Co., Ltd. (a.k.a. JJM®) specializes in R&D, manufacturing, and sales of discrete semiconductor components and power electronic components. JJM is a high-tech and innovative enterprise in Jiangsu Province, member of the China Semiconductor Industry Association (CSIA), also member of Power Electronics Task Group of China Electrical Equipment Industry Association (CEEIA). Among the China-based manufacturers, JJM offers the most complete portfolio of “square” uni-directional and bi-directional thyristors.

JieJie Microelectronics has established a provincial enterprise technology center and a provincial engineering technology research center. Its products have a high popularity and market share in the domestic market. Over the years, some products have been sold to Japan, South Korea, Spain, Singapore, Taiwan Province, and other countries and regions, Their reliable quality has been fully acknowledged by users. Meanwhile, JieJie Microelectronics products have been rated as “Famous Trademark in Jiangsu Province” and “Famous Brand Products in Jiangsu Province”.

The company was listed on the Shenzhen Second-Board Market on March 14th, 2017 (stock code: 300623). We always adhere to the value orientation that different (customized) is superior to better. We are committed to the professional and dedicated craftsman spirit of “one specialty guarantees a carefree future” and strive to build JieJie Microelectronics into an internationally competitive power IDM (integrated device manufacturer) and brand operator.Since its establishment, the company has been engaged in R&D, production, and sales of discrete semiconductor components and power electronic components. While vigorously carrying out technological innovations, the company attaches great importance to the creation and protection of independent intellectual property rights. At present, the company has obtained 160 authorized patents, including 26 invention patents, 133 utility model patents, and 1 industrial design patent. 107 invention patents and 16 utility model patents have been accepted.

The company has passed the IATF 16949 automotive quality management system certification, ISO 9001 quality management system certification, ISO 14001 environmental management system certification, ISO 45001 occupational health and safety management system certification, QC 080000 hazardous substance process management system certification, UL safety certification, SGS environmental protection standard certification, CNAS system certification, etc. The company’s products meet the UL electrical insulation requirements, RoHS environmental protection requirements, REACH chemical substance registration, evaluation, authorization, and restriction, and other requirements.