Nuclear Industry Yantai Toncin Group Co., Ltd. Located in Shandong province, China, which integrated enterprises of filter industry, wrapping machine, advanced manufacturing industry and new materials industry, formed the industrial pattern of common development of filtration separation machinery, wrapping machine, new material industry and high-end equipment industry. Toncin worked with the domestic well-known colleges and research institutes to establish a long-term technical cooperation and engaged in filter industry and wrapping industry 30 years by an experienced team of production, research, development, sales and service, has a perfect product processing, quality assurance and after-sales service system, walking at the forefront of filter industry and wrapping industry.