Which is the largest special building materials company in Beijing?

Beijing xinfangsheng hardware building materials group. According to relevant public information, Beijing Xinfangsheng Hardware & Building Materials Group is a building materials market with hardware as its main business, and its corporate philosophy is honesty, trustworthiness and sustainable management. With its innovative ideas and good corporate ethics, Fang Xin Group has been widely recognized by the industry and established its leading position in the building materials industry. Since its establishment, Fang Xin Group has won many reputations, such as the international quality certification system in 2000. In 2002, it was rated as an honest dealer.