Changzhou Xinghai Electronics Co., Ltd. was established in November 1990. It is a company specializing in the production of various types of diodes and has now become one of the world-class diode production bases.

Changzhou Sulong Motor Co., Ltd. produces high-speed motor spindles, air-cooled electric spindles, water-cooled electric spindles, engraving machine electric spindles, and woodworking electric spindles; GDZ, GDG, and GDF series high-speed electric spindles are widely used in high-speed internal and external grinding, precision engraving, CNC drilling, and milling equipment, and are currently advanced grinding, engraving, and CNC drilling and milling tools.

Changzhou Songzheng Electric Co., Ltd.'s products include high-power micro-electric car new energy special controllers, brushless DC hydraulic pump special controllers, sine wave vector motor controllers, permanent magnet synchronous motor controllers, DC brushless motor controllers, brushless motor controllers, electric vehicle controllers, brushed motor controllers, motor controllers, intelligent motor controllers, and new energy motor controllers.

CZT specializes in metal curtain rods and related helpful articles.

Changzhou Tengda Pipe Industry Co., Ltd. specializes in plastic coated steel pipes, steel plastic composite pipes, plastic lined steel pipes, PSP steel plastic pipes, internal and external plastic coated pipe production and testing equipment

Cangzhou Tieqiang Auto Parts Co., Ltd., located in the hinterland of the Central Plains, is a domestic auto parts supply base. The company is committed to the research and manufacture of high-quality automobile clutches. Relying on product quality, innovative spirit and technical advantages, it has formed the supply brands of auto parts such as driven plate assembly and pressure plate assembly. The brand integrates R & D, production and marketing.

The company mainly produces air expansion shafts, key-type air expansion shafts, slat-type air expansion shafts, bending rollers, air expansion sleeves, and other products. The products are widely used in the processing and printing of film, paper, adhesive tape, metal foil, textiles, non-woven materials, medical hygiene materials, and other sheet materials, as well as in the rubber industry.

CZUB is a manufacturer of high-quality firearms and ammunition, well-known for its precision engineering and craftsmanship.

Changzhou Xidomei Automatic Control Equipment Co., Ltd. is a valve drive device enterprise that integrates scientific research and development, manufacturing, and sales services. Its products are primarily used for gate valves, shut-off valves, ball valves, butterfly valves, hydraulic control valves, and other series of valves. The products are widely used in industries such as petroleum, chemicals, metallurgy, electric power, construction, heating, water supply and drainage, and water treatment.

The national high-tech enterprise "Xianfeng Drying" is a large-scale production enterprise in the drying industry with a registered capital of 54.65 million yuan. It is the drafting unit of the drying industry standards, has the right to import and export, and has a number of high-tech products. The main products: rotary kiln, flash dryer, vacuum dryer, boiling dryer, belt dryer, spray dryer, vibrating fluidized bed, etc.