Delong Hanneng Power Engineering Co, . Ltd
Similar suppliers you may like
Guizhou Delong Electric Co., Ltd
🇨🇳 China
2019101-200 peopleManufacturer/Trading Company/Service CompanyOEM manufacturer
High-tech enterprise
Patented technology
Product customization
Key customer
ANHUI PROVINCIAL ELECTRIC POWER COMPANY
Key market
Asia
Description
Guizhou Delong Electric Co., Ltd. is a prominent high-tech enterprise and the largest manufacturer of power transformers in the Guizhou region of China. Established in 2019 and operating from a 100-acre facility in the Longli High-Tech Industrial Park, the company specializes in the research, development, production, and sale of power equipment rated up to 110kV. Its extensive product portfolio includes oil-immersed transformers (S11, S13, S20, S22 series), epoxy cast and non-encapsulated dry-type transformers, amorphous alloy transformers, and specialized units for photovoltaic and wind power applications. Additionally, the company manufactures prefabricated substations, high/low voltage distribution cabinets, and energy storage converter-booster units.
With a workforce of over 100 employees, including a specialized R&D team of 19 senior engineers and 36 technical experts, Delong Electric holds 15 utility patents and 2 software copyrights. The company is recognized as a "China Famous Brand" and a "Top Ten Transformer Brand in China." It operates under a rigorous quality management framework, holding ISO 9001:2015, ISO 14001:2015, OHSAS 18001:2007, and CE certifications. Their products are engineered for energy efficiency, with amorphous core units achieving up to 80% lower no-load loss compared to traditional models.
Delong Electric is a trusted supplier to China's State Grid and Southern Grid across multiple provinces and actively participates in the Belt and Road Initiative. The company offers comprehensive OEM, ODM, and OBM services, exporting to over 20 countries across Central Asia, Southeast Asia, and Africa. Committed to sustainability and the "Dual Carbon" goals, they provide 24/7 technical support and a lifetime after-sales service mechanism to ensure reliable power infrastructure for global utility and industrial partners.
(10Kv~35Kv) Epoxy Resin Dry-Type Transformer
10kv 20kv (50-1600kVA) Oil-Immersed Fully Sealed Distribution Transformer
10kv S13-Mrl Three-Dimensional Coil Iron Core Transformer
OEM Superior Three High Overload Factory Direct Sales Advanced Oil-Immersed Distribution Transformer ISO/CE Certified Silicon$176435.52
Customized Non-Encapsulated Class H Dry Type Power Transformer Three Phase Factory Direct Sales$176435.52
SGB11 30kva-2500kva Three Phase Non-encapsulated H-class Dry-type Transformer ISO/CE Certified 50/60Hz$32779332
Factory Direct Sales Fast Delivery Three Phase Silicon Steel Sheet Oil-Immersed Distribution Transformer 50/60Hz$741.76
2500kVA Three Phase Large Capacity Silicon Steel Oil-Immersed Distribution Transformer 400V Output$176435.52
Reliable Factory Direct Sales Delong SBH15-M Three Phase 50/60Hz Customized Amorphous Alloy Oil-Immersed Transformer$176435.52
Cost-saving Professional Three Phase Oil-Immersed Power Transformer High Overload Capacity Customized Direct Sales$91003.59
ISO Three Oil-Immersed Versatile Efficient Cooling Superior Insulation Strong High Overload Transformer for Distribution System$3710739
Precision Engineered Three-Phase Oil-Immersed Transformer Energy Saving with Stable Operation$91003.59
Henan Dongfanglong Trade Co., Ltd.
🇨🇳 China
201111-50 peopleTrading CompanyShipments
4
Key market
North America
Description
Henan Dongfanglong Trade Co., Ltd., established in 2011 and based in Puyang, China, is a versatile supplier and trading company specializing in equipment and components for the oil and gas industry. The company maintains a workforce of 11 to 50 employees and has developed a robust international presence, supported by significant export experience and research and development capabilities that include several patents. Their core product portfolio is centered on API 5CT casing and oil tubing, seamless carbon steel pipes, and various pipe couplings and fittings. Additionally, they provide essential drilling components such as drill bits, drilling rigs, pup joints, and wellhead equipment. Beyond their primary focus on oilfield supplies, the company has diversified its offerings to include stainless steel flanges, drill pipe float valves, and heavy diesel engine oil. They also facilitate the trade of biomass energy solutions, including biomass generators and boilers. Henan Dongfanglong Trade Co., Ltd. is recognized for its flexible business model, combining sourcing expertise with a commitment to product quality and global distribution standards.
Truck Mounted XJ550 /Drilling&Workover Rig$165000
API 5 1/2" STC/LC/ BC Casing Coupling$3452
Oil Well Cup Packer with High Quality$42.57
Top Quality API Oil Rig Drilling Rig Equipment Truck Mounted Drilling&Workover Rig$165000
HOT SALE PUP JOINT FP-2-7/8 EUE N-80 of 6.5 LB/FT X 8 FT LONG WELDED PIPE API 5CT PIN X BOX$60
API 5CT Tubing Pipe Tubing Nipple Tubing Pup Joint 2 7/8 EUE N80 4FT with Coupling$1349.67
API 5CT K55 J55 N80 L80 P110 Casing / Tubing / Coupling / Pup Joint for OCTG$3.5
API J55 2-3/8"TBG Chinese Tubing Coupling$3.5
Perforated Pup Joint 2 7-8 EUE N80$1386.64
API Steel / Plastic Thread Protector Cap/Screw Protector for Tubing Casing Drill Pipe$1.3
TUBING NIPPLE CROSSOVER 2 7/8 EU PIN*4 NU BOX Tubing Casing Pipe Casing OCTG PIPE$915.19
Stop Collar 9 5/8 Casing Centralizer Stop Collar for Oil Well Drilling Stop Ring$9
