Main Exhibits：

Main Exhibits：SF mainly develops and produces valve products used in harsh working conditions, and the products are widely used in nuclear industry, electric power, fossil energy, clean energy, shipbuilding and ocean engineering, and other related fields.

Main Exhibits：Cementing tools (rotary liner hanger, internally balanced hanger assembly, rupture disc float collar, V0-R top packer, anchored tie-back plug, packer stage collar, hydraulic oscillator, centralizer) Completion tools (packer, circulating sleeve, soluble bridge plug). Range (cementing tools, completion tools, drilling tools,).

Main Exhibits：Liquid product: valve box assembly, sealing products, metal parts products; mud pump products: valve rubber, piston leather bowl, cylinder head seal, valve assembly, and piston assembly.

Main Exhibits： Xi'an Yongshang Electric Co.,Ltd. specializes in the following main products, all with explosion-proof certification, primarily serving the oil and gas drilling and petrochemical industries:Explosion-proof distribution boxes and cabinets, explosion-proof positive pressure cabinets, explosion-proof variable frequency drive cabinets, explosion-proof air conditioners, explosion-proof power and lighting distribution boxes, explosion-proof analyzer shelters, explosion-proof lighting fixtures, explos

Main Exhibits： electric shear wrench, electric torque wrench, manual shear wrench, manual torque wrench, portable bolt torque tester, electric tension and torque calibrator

Main Exhibits：

Main Exhibits：Oil Service cable，wind power and solar power cables, ships and warships and marine engineering cables, mechanical equipment cables, power cables, special cables, etc.

Main Exhibits：Fittings, valves,sampling systems,tubing

Main Exhibits： Supercapacitors and supercapacitor energy storage systems.