Established in 1989, CNXC is one of the first professional engineering consulting and supervision firms in China to obtain triple-A (top-tier) qualifications. It is also the leading Chinese firm in providing supervision and consulting services for overseas nonferrous metals construction projects, with the largest number and the broadest scope of projects.

The company holds comprehensive engineering supervision qualifications, top-tier credentials in engineering consulting, and AAA credit ratings in project cost consulting. It has also been awarded AAA credit ratings by China Enterprise Confederation and China Nonferrous Metals Industry Association, underscoring its robust qualifications and solid reputation. Among the projects supervised by CNXC, seven have received the prestigious China Construction Engineering Luban Prize, including four international projects. In addition, 22 projects have won the silver medal of the National Quality Engineering Award, 138 projects have earned the ministerial-level quality engineering award in China's nonferrous metals industry, 26 projects have received other provincial and ministerial-level quality engineering awards, and over 20 projects have been honored with the Beijing Constructional Great Wall Cup Award for excellent construction quality. The company has been recognized by the China Association of Engineering Consultants as a "national outstanding engineering supervision firm."