国产精品偷伦视频免费还看旳-久久亚洲精品久久国产一区二区-玩弄邻居少妇高潮潮喷的经历-久久综合亚洲色一区二区三区

Suzhou Guyuan Biotechnology Co., Ltd., a domestic research and development and manufacturing enterprise that realizes the batch industrial production of polylactic acid (PLA) hot air and spunlace non-woven materials, signed a long-term strategic cooperation agreement with Yunnan Baiyao Group in August 2019. PLA non-woven fabrics Applied to Yunnan Baiyao's "Yixiaoxiao", "Jingzhiyu", "Jingyu" series sanitary napkins, diapers, soft towels and other product terminals, it will be launched in the domestic East China market in August 2020. In May this year, the research and development of the 100% degradable "high-efficiency and low-resistance anti-epidemic mask fabric" project was launched, and horizontal cooperation with Beijing University of Chemical Technology, Wuhan Textile University, etc. is expected to complete the research and development results and mass production of products within this year.