南京迪威尔高端制造股份有限公司（股票代码：688377）
Exhibit Profile：
Nanjing Develop forges carbon steel, alloy steel, stainless steel, dual-phase steel, and nickel-base alloy, with various strength grades and meeting API 61 specification, typical products like casing head, tubing head, and crosses, etc. in petroleum wellh
Nanjing Develop forges carbon steel, alloy steel, stainless steel, dual-phase steel, and nickel-base alloy, with various strength grades and meeting API 61 specification, typical products like casing head, tubing head, and crosses, etc. in petroleum wellh
Website：www.nj-develop.com