Li Gen Zang

Tianhe (Baoding) Environmental Engineering Co., Ltd. engages in the manufacture of denitration catalyst. It researches, develops, designs, manufactures, and sells selective-catalytic-reduction (SCR) honeycomb catalyst and flat-plate-type catalyst and provides after-sale services. It also engages in catalyst regeneration, the recycling and reuse of waste catalyst, as well as the provision of denitration-related services and technology consultation services. The company was founded on April 15, 2011 and is headquartered in Baoding, China.

Tianjin Dong An Brothers Ltd. operates as an investment holding company. The company was founded on July 9, 2015 and is headquartered in Tianjin, China.

Guangzhou Lizhong Jinshan Alloy Co., Ltd. engages in rolling processing and selling aluminum, copper and other non-ferrous metal. The company was founded on November 24, 2003 and is headquartered in Guangzhou, China.

Tianjin New Lizhong Alloy Group Co., Ltd. engages in the manufacturing of non-ferrous metal alloy; sale of non-ferrous metals, metal and alloy materials, and renewable resources; recycling of productive scrap metal; processing of renewable resources; as well as research and development of resource recycling technology. It also provides information technology consultation and new material technology promotion services. The company was founded on November 22, 2019 and is headquartered in Tianjin, China.

Hebei New Lizhong Nonferrous Metals Group Co., Ltd. engages in the manufacture of aluminium alloy. Its products include aluminium alloy ingot, aluminium alloy liquid, and deformed aluminium alloy casting rod. The company was founded on November 22, 2019 and is headquartered in Baoding, China.

Anhui Conch Environmental Technology Co., Ltd. engages in the research and development, manufacture, and sale of SCR (Selective Catalytic Reduction) denitration catalyst. It also provides catalyst recycling and regeneration technical services and supporting services. The company was founded on September 15, 2020 and is headquartered in Wuhu, China.

Tianjin Lizhong Alloy Group Co., Ltd. engages in the research, development, production, and sale of non-ferrous metal composite materials and new alloy materials; research, development, and application of alloy material regeneration and utilization technology; as well as provision of related technical consultation and after-sales services. The company was founded on November 30, 2006 and is headquartered in Tianjin, China.