Group 1 - The company has an annual production capacity of 1,500 tons and currently does not have export qualifications [2] - The main products of the company's subsidiary, Tianhe Yongci, include rare earth oxides such as praseodymium-neodymium oxide, dysprosium oxide, terbium oxide, gadolinium oxide, and holmium oxide [2] - The company's products are primarily sold in the domestic market, with no exports reported [2]