Tone Cooling Technology Co., Ltd.

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Zhejiang Tongxing Technology Co., Ltd.

🇨🇳 China

1993

1001-2000 people

Manufacturer/Distributor/Service Company

High capacity factory

Established brand

Large enterprise group

High-tech enterprise

Shipments

800

Key customer

METALFRIO SOLUTIONS MEXICO

Key market

🇺🇸 United States

Description

Zhejiang Tongxing Technology Co., Ltd. is a leading IPO-listed manufacturer (Stock Code 301252) specializing in the research, development, and production of refrigeration components and systems. Established in 1993 and headquartered in Shaoxing, Zhejiang Province, the company operates a large-scale manufacturing infrastructure including six major production and R&D bases across China. With a workforce of over 1,000 employees and more than 170 patents, the company has established itself as one of China's largest manufacturers of fin-style heat exchangers. The company's extensive product portfolio includes heat exchangers, evaporators, condensers, refrigeration system tube assemblies, and automotive air conditioning pipes. They also provide integrated refrigeration unit modules and commercial refrigeration systems for diverse applications such as data centers, cold chain transportation, and medical equipment. Their components are critical to the operation of household and commercial air conditioners, vending machines, ice makers, and refrigerated display cabinets. As a high-tech enterprise, Zhejiang Tongxing Technology maintains rigorous quality standards, holding certifications including IATF 16949, ISO 9001, ISO 14001, UL, and RoHS. The company serves as a key OEM partner for global brands such as LG, Panasonic (Sanyo), Haier, Midea, and York. With robust export capabilities and decades of industry experience, they provide customized refrigeration solutions and high-precision components to international markets, supported by advanced testing centers and specialized production lines.

Special Pipes

Quick Assembly Joint Valve

Nut

Fin-Style Heat-Exchanger

Flexible Pipe

Rigid Pipe

Non-Weld Copper Aluminium Joint Tube

Top Tone Fan Co., Ltd.

🇨🇳 China

2010

301-500 people

Manufacturer

OEM manufacturer

Patented technology

Custom packaging

ODM manufacturer

Key market

🇲🇪 Montenegro

Description

Top Tone Fan Co., Ltd. is a manufacturer of ventilation fans and PTC heaters based in Zhongshan City, China. Established in 2010, the company operates a 30,000 square meter workshop with over 300 employees and a monthly production capacity of 100,000-150,000 units. They specialize in products such as stand fans, fan motors, bath fans, exhaust fans, ventilation fans, air circulation fans, and various portable and wall-mounted PTC heaters. Top Tone Fan Co., Ltd. offers OEM and ODM services, supported by their own stamping, injection mold, motor automatic, and package production lines. The company is managed under the ISO 9001 International Quality System and holds numerous certifications including KC, UL, cUL, HVI, FCC, and Energy Star. They are recognized for innovation, having developed the world's first ventilation fan with a Bluetooth speaker and a stand fan with a double head and 360-degree oscillation. Their facilities include imported AMCA automatic airflow testing equipment and noise testing rooms, and they are authorized by UL to conduct data testing. With an annual output value ranging from US$5 Million to US$10 Million, Top Tone Fan Co., Ltd. is committed to producing high-quality products for international markets.