... applianceAbout our company' profileBeijing Oyuan Shengfa Plastic Co.,Ltd. Formerly known as yuanguo plastic factory of wen'an county, our ... same time focus on the establishment of Beijing Oyuan Shengfa Plastic Co.,Ltd. development of foreign users, after several years ... long-term relationship on this basis, Beijing Oyuan Shengfa Plastic Co.,Ltd. will adopt a more entrepreneurial spirit to develop ...