China Construction Railway Investment Company is good. According to the public information of relevant platforms, China Construction Railway Investment Company is good, because it is a state-owned enterprise with good treatment. China Construction Railway Investment and Construction Group Co., Ltd. is a second-class professional subsidiary of China State Construction Engineering Corporation, which ranks among the top 500 in the world 18. It is the primary platform for investment in railway construction and operation in China, the main platform for investment in urban rail transit and the important platform for investment in infrastructure construction of municipal roads and bridges. China 19th Metallurgical Chengdu Steel Structure Factory is a large-scale steel structure manufacturing base in southwest China, with a total area of 6,543,800+2,000 square meters and a modern large-scale factory building of more than 60,000 square meters.