尤物视频污,99热99热99超碰,精品久久久久女少妇,少妇精品无码,日B视屏久久香色,亚洲美女午夜福利av,国产美女被操,国产九九精品,国产久久色情

Shanghai Jinsen Testing Equipment Co., Ltd. was established in 2011 and is located in the Fengxian Guangming Industrial Park. It is an instrument manufacturing enterprise integrating research and development, manufacturing, and consulting services. The equipment produced complies with testing standards such as IEC, ISO, UL, and GB, and is applied in related industries including household appliances, plastics, wires, cables, plugs, sockets, switches, and automotive interior parts. Main products: Glow-wire testers, horizontal and vertical flame testers, tracking testers, high-voltage tracking testers, oxygen index testers, wire and cable vertical flame testers, automotive interior flame retardancy testers, etc.

Since its establishment, the company has had a team of bachelor's, master's, and doctoral graduates with solid technical expertise and extensive work experience in research and development and management. It has provided combustion testing equipment and comprehensive laboratory solutions that meet testing standards for major testing institutions, universities, and enterprises, earning widespread recognition from customers.

Our mission: Sincere service, genuine cooperation, mutual development, and creating the future together.