Zhejiang Hengtong Holding Co.,Ltd. engages in the research, development, production, and sale of electrolytic copper foil, veterinary drugs, and animal feed additive products in China and internationally. The company offers electronic and lithium battery copper foil for use in integrated circuit boards, lithium battery electrodes, and other products, as well as amino acid products. It also engages in the research, production, and sales of bioveterinary drugs, feed additives, biopesticides, pharmaceutical intermediates, and food additives; combined heat and power generation and district heating, which includes electricity and steam; films and composite film materials and their products; and investment business. The company was founded in 1993 and is based in Huzhou, China.