金蝶云星瀚

qstech co., ltd._xi'an qingsong optoelectronics technology co., ltd. is a holding subsidiary of cvte (stock code: 002841), a world-renowned liquid crystal driver product solution provider. capability, qingsong optoelectronics is committed to providing professional solutions with display technology as the core. qstech qingsong is a professional led brand under cvte. it aims to create products with the ultimate experience for customers and provide integrated services that are convenient, easy to use, and environmentally friendly.