1, Shengjitang. Stock code 600227, Shengjitang is a large-scale enterprise group with coal chemical industry, medicine and health as its dual main businesses. It is not only the largest producer of nitrogen fertilizer and methanol in Guizhou Province, but also a key medical and health industry group in Guizhou Province. By July 4, 2023, the company's total market value was 4.809 billion yuan.

2. The development of Red Star. The stock code is 600367, and the sectors include fund heavyweight sector, chemical sector, lithium battery sector, small metal sector, Guizhou sector, scarce resources sector and western development sector.