On December 13, 2015, at the invitation of the company's general manager Li Daming, He Manager of Baimiya (China) Co., Ltd. specially came to our company to give a training lecture on the topic of "Membrane Application Technology". The training content included the development history of membranes, technical principles, application fields and future development directions. More than twenty people from our company's technical department, purchasing department, after-sales service department, and commercial department attended this training.