格隆汇November 14th|Zhejiang Rongsheng Environmental Protection Paper (603165.SH) stated on the interactive platform that in the field of semiconductor chips, the company has invested in Zhejiang Xigang Ruixin Technology Co., Ltd. and Levay Semiconductor Technology (Jiaxing) Co., Ltd. through its wholly-owned subsidiary Jiaxing Rongsheng Industrial Investment Co., Ltd. The main business includes the design, process development, manufacturing, and packaging testing of optoelectronic chips and devices. It has the capability to design a full range of products such as optical communication laser chip, TO, devices, covering low, medium, and high-speed products, including 2.5G, 10G, 25G and above DFB lasers, Short, medium and long-wave products, covering 1270nm - 1570nm full-band DFB lasers. Currently selling products include 2.5G/10G optical chips, TO packaged optical devices, and BOSA packaged optical device products. At the same time, Ruixin Silicon and LeWei Semiconductor have the chip and device as well as module development and manufacturing capabilities for laser and photoacoustic spectroscopy gas sensors. The current main products are industrial multi-component photoacoustic gas sensors and laser spectroscopy gas sensors. In the direction of humanoid robots and low-altitude economy, the company's wholly-owned subsidiary Jiaxing Rongsheng Industrial Investment Co., Ltd. participates in the Conteng Fund, which has invested in Hangzhou Yushu Technology Co., Ltd., Yufeng Future Flight Technology (Guangdong) Co., Ltd., and other companies related to robot, unmanned aerial vehicles, and other businesses.