Nanjing Suma Metal Material Trading Co., Ltd. ("Suma" for short) is a stock joint company with registered capital of CNY21 million. Designated as general agent by Magang and Yonggang, it also specializes in steel products from Nanjing steel, WISCO, and Anyang Steel etc.

Through persistent efforts, "Suma" has gained enormous progress since its establishment ten years ago. The company was rewarded "The Top Fifty in Steel Trading Enterprises in Jiangsu province" during 2001-2002, and was regarded as trustworthy business entity. The annual steel sales volume of the company approaches 200, 000 tonnes and is equipped with its own transportation team and steel processing plants. The number of in-service staff expanded from original 10 to current 30 with improving quality. The sales and management team are composed of a batch of business elites and high-tech talents.