Henan Coal & Chemical Industry Group Company (hereinafter referred to as HNCC) is a large state-owned energy-based chemical industry enterprise, which is specialized in the manufacture, logistics and trade of coal, chemical and non-ferrous metal equipment. The products of HNCC are applied in mine construction, modern service industry, etc. In 2010, HNCC ranked 446th among the top 500 enterprises in the world, the 60th among the top 500 enterprises of China, the 8th among the 500 strong competitive enterprises of China, and the No.1 of the top 100 developing enterprises of China.

Zhongyuan Da Hua Group Co., Ltd. of Henan Province is a subsidiary of Henan Coal & Chemical Industry Group. This enterprise has been awarded of "May Day Labor Award", "Chinese Extra Creditable Enterprise" and "National Holding Contract and Trustworthy Enterprise". Zhongyuan Da Hua Group has obtained ISO9001 Certification. The trademark of "Zhongyuan Brand" is a Chinese famous brand. The products of "Zhongyuan Brand" are China's first batch of products which are free of examination and are famous all over the country.

Greencos Melamine Foam is developed and produced by Zhongyuan Da Hua Group, breaking the multinational long-standing monopoly in the field of this technology and filling a product gap in China. Zhongyuan Da Hua Group owns completely independent intellectual property right and has gained 7 national patents. At present, the annual production capacity of Zhongyuan Da Hua Group is 100,000 cubic meters. The products are sold by Puyang Guolong Logistics Co., Ltd., a subsidiary of Zhongyuan Da Hua Group Co., Ltd.