Chengdu Derbo Steel Co., Ltd., since establishment in 1990s, has focused on steel industry for more than 10 years with the principle of perfect quality and excellent service and the basic purpose of providing strategic sourcing service and product solutions for foreign market. Founded as a special manufacturer & sourcing office for overseas end users by Mr. Yanbo Zheng, a professional product specialist and experienced exporter, M/S Chengdu Derbo Steel was a specialized supplier of seamless ...