Hua Sheng Zheng

Part of Osaka Gas Co., Ltd., Convest Energy Corp. is a company that produces and markets oil and gas. The company is based in Houston, TX. Convest Energy was acquired by Forcenergy, Inc., a SUB of Osaka Gas Co., Ltd. from Edisto Resources Corp. on October 22, 1997 for $25.97 million.

Part of Osaka Gas Co., Ltd., Edisto Resources Corp. explores and produces oil and gas. The company is based in Houston, TX. Edisto Resources was acquired by Forcenergy, Inc., part of Osaka Gas Co., Ltd. from December 07, 2000 on October 22, 1997 for $139.61 million.

Plains Resources, Inc. engages in acquisition and exploitation of mature, underdeveloped oil properties, preferably an entire field in which a major integrated or large independent producer has controlling interest, simplifying the acquisition process. The company is headquartered in Houston, TX.

China National Petroleum Corp. engages in the production and supply of oil and gas products. Its businesses include petroleum exploration and production, natural gas and pipelines, refining and marketing, oilfield services, engineering construction, petroleum equipment manufacturing and new energy development, as well as capital management, finance, and insurance services. The company was founded on February 9, 1990 and is headquartered in Beijing, China.

Arthur Andersen LLP used to provide accounting services. It was also into consulting services for clients that operate businesses throughout the United States and around the world. Arthur Andersen was founded in 1913 and was headquartered in Chicago, IL.

University of Houston System offers higher education degrees and job training or vocational study programs. It offers about 280 undergraduate and graduate degree programs in fields such as business, education, humanities and law. It was founded in 1927 and is headquartered in Houston, TX.

HollyFrontier Corp. is an independent petroleum refiner and marketer. It specializes in gasoline, diesel fuel, jet fuel, and modified asphalt. The firm operates through the following segments: Refining, Lubricants and Specialty Products, and Holly Energy Partners LP (HEP). The Refining segment includes the operations in its El Dorado, Tulsa, Navajo, Cheyenne, and Woods Cross Refineries. The Lubricants and Specialty Products segment offers base oil production activities, by-product sales to third parties, and intra-segment base oil sales, which includes the purchase of base oils and the blending, packaging, marketing and distribution, and sales of finished lubricants and specialty products to third parties. The HEP segment relates to all of the operations of HEP. The company was founded in 1947 and is headquartered in Dallas, TX.

GX Technology Corp. develops seismic imaging solutions for the oil and gas industry. It provides statics, pre-stack velocity modeling, OBC processing, and geophysical analysis. The company was founded on September 21, 1994 and is headquartered in Houston, TX.

Birla Carbon U.S.A., Inc. manufactures carbon black additives for rubber, plastic, and liquid products. It offers rubber carbon black products for use in tires and mechanical rubber goods; and carbon specialty black products. The company was founded on 1922 and is headquartered in Marietta, GA.

Cactus Wellhead LLC manufactures pressure control equipment. It offers hangers, spools, seals, seats and head adapters. The firm maintains an inventory of frac trees and ancillary equipment for short-term rental, offers repair and refurbishment services, and provides service crews to assist in the implementation of pressure control systems at the wellhead. The company was founded in 2011 and is headquartered in Houston, TX.

Array Holdings, Inc. manufactures valves, actuators, and control systems. It products include flow iron, pigging valves, ball valves, check valves, and 6A choke valves. The company was founded on November 6, 2007 and is headquartered in Houston, TX.

The University of Liverpool operates as a university. It offers post graduate research, foundation courses, continuing and professional development, online study, and doctoral college. The company was founded in 1881 and is headquartered in Liverpool, the United Kingdom.

Next Wave Energy Partners LP engages in the development, operation, acquisition, and expansion of midstream and downstream petrochemical and fuels assets. It offers customized toll processing, manufacturing, and logistics solutions for natural gas liquids, petrochemicals, and gasoline blending components. The company in 2014 and is headquartered in Houston, TX.

China National Building Materials Group Corp. manufactures and distributes building materials. It offers cement, glass, glass fiber, composite, refractory, and lightweight building materials. The company was founded in 1984, and is headquartered in Beijing, China.

Superior Energy Services, Inc. engages in the provision of drilling products, onshore completion and workover services, production services, and technical solutions to the global oil and gas market. It operates through the following segments: Rentals, Well Services, and Corporate and Other. The Rentals segment consists of engineering and design services, rental of drill strings, tubing, landing strings, completion tubulars and handling accessories, manufacturing and rental of bottom hole assemblies, and rentals of accommodation units. The Well Services segment focuses on risk management, well control and training solutions, hydraulic workover and snubbing services, engineering and manufacturing of sand control tools, and onshore international production services. It also includes the operations of offshore oil and gas property. The Corporate and Other segment includes expenses related to support functions. The company was founded on April 26, 1991 and is headquartered in Houston, TX.