Xuchang Chengxin Activated Carbon Co., Ltd  is an Internet software technology enterprise with a number of independent intellectual property rights, committed to providing Internet basic application service solutions for enterprises across the country. In more than 200 cities across the country has set up more than 300 service agencies, the existing national service staff of more than 5,000 people, Kunshan headquarters of more than 100 people, serving more than 100,000 customers.