CKC Company Limited's chartered capital is VND 289 billion. The Company specializes in extraction, processing and exporting mineral resources.  The company’s main strength in extracting and processing barite, lead, zinc, silver and silver.

Cao Bang-Tay Giang Mineral Resources Joint Stock Company’s charter capital is VND 92 billion. The Company specializes in developing, processing and exporting mineral resources.  The company’s main strength in developing and processing manganese products.