大学生疯狂高潮呻吟免费视频-国产肉丝袜视频在线观看-国内精品久久久久久影院-欧美一区内射最近更新

    Shandong Molong Petroleum Machinery Co., Ltd. is a professional energy equipment manufacturer and service provider, committed to providing excellent products and services for the energy equipment industry.

    The company entered the petroleum machinery manufacturing industry in 1987 with the goal of becoming an internationally renowned petroleum machinery manufacturing and service provider. It continues to carry out technological transformation, new product development, capacity improvement, and industrial chain extension, and has formed a complete petroleum machinery research and development design, processing and manufacturing, and technical service industry chain from smelting, casting and forging, steel pipe hot rolling, steel pipe cold drawing, heat treatment, surface treatment, mechanical processing, inspection, testing, and oilfield services.
   The companys leading products mainly include pipe products such as oil casing, pipeline pipes, drill pipe bodies, boiler pipes, fluid conveying pipes, hydraulic support pipes, gas cylinder pipes, and structural pipes; Three drawing equipment and accessories; Sucker rods, oil pumps, oil pumping units, petroleum machinery accessories, and downhole tools; Precision casting and forging products; Large ball valve bodies, mud pump liners, floating ball valves, etc. for petroleum use. The company has the ability to provide high-quality and competitive products and technical services for the energy extraction industry. For a long time, we have established good cooperative relationships with PetroChina, Sinopec, CNOOC, Shaanxi Yanchang Petroleum Group, domestic engineering machinery manufacturers, and foreign customers. Our products are widely used in the industries of oil, natural gas, shale gas, coalbed methane mining and coal mining machinery, boiler manufacturing, and engineering machinery manufacturing. Our products and services have been recognized and praised by users, laying a market foundation for the long-term and stable development of enterprises.
    The company has established a comprehensive ISO9000 quality management system, occupational health and safety management system, and environmental management system.
    The company was successfully listed on the Growth Enterprise Market of the Hong Kong Stock Exchange in April 2004 (HK8261) and transferred to the Main Board in February 2007 (HK568). In October 2010, the companys A-shares (SZ002490) were successfully listed and issued on the Shenzhen Stock Exchange, becoming a listed company that standardizes business management, assumes social responsibility, and sincerely returns to shareholders.
   Shandong Molongs goal is to continuously improve product performance, provide high-quality products and comprehensive technical services for the energy industry, and become an internationally renowned energy equipment manufacturing and service provider, relying on its good reputation and leading position in the field of energy equipment manufacturing for many years.