Since its establishment in 1994, Zhejiang Anshun Chemical Fiber Co., Ltd. has used recycled raw materials to produce polyester staple fibers, inheriting past experience in the PET bottle recycling industry and gradually expanding its industrial scope. Zhejiang Boretec Environmental Protection Technology Engineering Co., Ltd. was established in 2005, and has branched out into the design, manufacturing and engineering of recycling production line equipment.