Changchung environmental technology co. Ltd., changchuan, changchun, changchun, changchuan, henan province, is registered at no. 10 group 10 of zhangmura camp no. 10, with the registration authority being the changguk city market supervision authority, with legal representation from mamon, and covers general projects: technical services, technology development, technical advice, technology exchange, technology transfer, technology promotion; sale of specialized chemical products (without dangerous chemicals); sale of ecological environmental materials; marketing of renewable resources; sale of new catalytic and assistive materials; sale of daily chemical products; sale of new organic living materials; environmental consultancy services; research and development of technologies for the recycling of carbon fibres; internet sales (other than goods for which permission is required by law, operating autonomously on the basis of a licence)