Jiangsu Liance Electromechanical Technology Co., Ltd. was established in 2002. It is a power system test solution provider. Its main business is the research and development, manufacturing and sales of power system intelligent test equipment, and the provision of power system test verification services. The company has two wholly-owned subsidiaries, Nantong Changce Electromechanical Equipment Co., Ltd. and Shanghai Qichangshen Electromechanical Equipment Co., Ltd., as well as Shenzhen Depuxin Technology Co., Ltd. and Suzhou Zero Dynamic Co., Ltd. At present, the company covers a total area of more than 40000 square meters and has more than 400 employees. As of June 30, 2023, the total number of patents is 165, including 14 invention patents, 98 utility model patents, 52 software copyrights and 1 design patent.

The company's main products and services are divided into two categories: power system intelligent test equipment and power system test verification services. The company's power system intelligent test equipment includes test benches, test lines, test support equipment, Environmental testing and equipment upgrades. The company's power system test and verification service is based on power system intelligent test equipment, according to the test needs of different customers, for customers to design customized test and verification programs and test verification projects, mainly divided into durability test verification, performance test verification and calibration test verification.

The company's products and services are mainly used in the power system testing of new energy vehicles, fuel vehicles, ships and aviation, and provide intelligent test equipment and test verification services for new energy vehicles, powertrains and related parts, fuel vehicle powertrains and related parts, ship engines, aviation engines and other power system related equipment.

The company's downstream customers are mainly distributed in the field of new energy vehicles, fuel vehicles, ships and aviation. Relevant customers in the field of new energy vehicles include SAIC, GAC, Huawei, etc.; relevant customers in the field of fuel vehicles include Weichai Group, Geely Group, China Automotive Research, etc.; relevant customers in the field of ships include Weichai Heavy Machinery, China Shipbuilding Group, Chinese People's Liberation Army Naval Submarine Academy, etc; relevant customers in the aviation field include China Aviation Development Southern Industry Co., Ltd., Zhongke Aviation Power Technology Co., Ltd., China Aviation Development Hunan Power Machinery Research Institute, AVIC Engineering Integrated Equipment Co., Ltd.