About Us

Company Profile

SJS is an integrated engineering and manufacturing company recognized for its technology and quality products for well completion in the global oil and gas industry. SJS is a Sino-American joint venture between Sinopec Oilfield Equipment Corporation (SOFE) and SERVA group, which is part of EnTrans International. Our company is located in Jingzhou, a well-known historical and cultural city near the Yangtze River in central China’s Hubei province.


Founded in 1992, the company has focused on developing products for the oil and gas industry by designing and manufacturing high pressure triplex and quintuplex plunger pumps, cementing and fracturing equipment, downhole oil tools (API 11D1 Certification), clutches and brakes. Our mission is to develop products and services that allow our customers to perform their business in the most safe, efficient and profitable way. Our focus is on quality, innovation and value for the customer.

Dr. Manfred Stieglmeier

President, SJS Ltd. 

Contact SJS

Quality Control

  • DNV ISO9001:2015

SJS Heath, Safety and Environmental Policy

SJS is committed to conducting its business in a manner that delivers leading environmental, health and safety performance. This is consistent with our commitment to corporate citizenship, social responsibility and sustainability.

Our goals are to provide products and services that are safe and environmentally sound and conduct our operations in an environmentally responsible manner, create health and safety practices and work environments that enable SJS employees to work injury-free.

To accomplish this, we will:

  • Meet or exceed all applicable legal requirements;
  • Proactively work to eliminate occupational injury and illness risks, and promote employee health and well-being;
  • Aggressively pursue pollution prevention, energy conservation and waste reduction in our operations;
  • Design and manufacture our products to be safe to use and to minimize their environmental impact;
  • Require our suppliers to conduct their operations in a socially and environmentally responsible manner.

We achieve this high level of performance by integrating these objectives into our business planning, decision-making, performance tracking and review processes to ensure we achieve our goals and continually improve upon them.

Each employee has an individual responsibility to understand and support our environmental, health and safety policies and to actively participate in programs to ensure our goals are achieved.

We believe our company must work with employees, suppliers, partners, customers, and governmental, nongovernmental and community organizations to protect and enhance health, safety and the environment.  We foster open dialogue with our stakeholders to share relevant information, and contribute to the development of sound public policy and business initiatives.