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Bolt Biotherapeutics, Inc., a clinical-stage biopharmaceutical company, engages in the development of immunotherapies for the treatment of cancer. The company's lead product candidate BDC-1001, which is in clinical development for the treatment of patients with human epidermal growth factor receptor 2- positive solid tumors, including breast, colorectal, endometrial, and gastroesophageal cancer. It is also developing BDC-3042, an agonist antibody targeting Dectin-2 for range of tumors, such as head and neck, non-small cell lung, ovarian, triple-negative breast, and other cancer. The company has collaboration agreements with Toray Industries, Genmab A/S, Innovent Biologics, Inc., Bristol-Myers Squibb, and F. Hoffmann-La Roche Ltd; and license agreement with Stanford University. The company was formerly known as Bolt Therapeutics, Inc. and changed its name to Bolt Biotherapeutics, Inc. in July 2015. Bolt Biotherapeutics, Inc. was incorporated in 2015 and is headquartered in Redwood City, California.

Canada Zinc Metals Corp. explores for and evaluates mineral resource properties in Canada. The company primarily explores for zinc-lead-silver base metals deposits. Its flagship property is the Akie property that consists of 46 mineral claims, which cover approximately 116 square kilometers, located in the Paleozoic Selwyn Basin, British Columbia. The company was formerly known as Mantle Resources Inc. and changed its name to Canada Zinc Metals Corp. in September 2008. Canada Zinc Metals Corp. was incorporated in 1988 and is headquartered in Vancouver, Canada.

PetroChina Company Limited, together with its subsidiaries, engages in a range of petroleum related products, services, and activities in Mainland China and internationally. It operates through Exploration and Production, Refining and Chemicals, Marketing, and Natural Gas and Pipeline segments. The Exploration and Production segment engages in the exploration, development, production, and marketing of crude oil and natural gas. The Refining and Chemicals segment refines crude oil and petroleum products; and produces and markets primary petrochemical products, derivative petrochemical products, and other chemical products. The Marketing segment is involved in marketing of refined products and trading business. The Natural Gas and Pipeline segment engages in the transmission of natural gas, crude oil, and refined products; and sale of natural gas. As of December 31, 2021, the company had a total length of 26,076 km, including 17,329 km of natural gas pipelines, 7,340 km of crude oil pipelines, and 1,407 km of refined product pipelines. The company is also involved in the exploration, development, and production of oil sands and coalbed methane; trading of crude oil and petrochemical products; storage, chemical engineering, storage facilities, service station, and transportation facilities and related businesses; and production and sales of basic and derivative chemical, and other chemical products. The company was founded in 1999 and is headquartered in Beijing, the People's Republic of China. PetroChina Company Limited is a subsidiary of China National Petroleum Corporation.