Carbon steel pipes, seamless steel pipes, welded steel pipes, ERW steel pipes, LSAW steel pipes, SSAW steel pipes, API 5L Line Pipes, galvanized steel pipes, scaffolding pipes, square steel pipes, rectangular steel pipes, pipe fittings, pipe flanges, reducers, tee etc.

China Derbo Steel Pipe Company is a professional manufacturer & supplier of steel pipes, industrial valves, pipe fittings, forged flanges, OCTG products, etc.

Derbo steel pipe products has an extensive range of applications in oil & gas, water treatment, power, construction and so on.

Through years of development Derbo has established stable cooperation and relationship with several famous international brands such as Shell, SAMSUNG etc.

We provide a broad range of ultrasonic products such as piezo ceramic, ultrasonic cleaner, ultrasonic transducer, ultrasonic generator, ultrasonic processor, ultrasonic level sensor, ultrasonic atomizer, etc.

Guangzhou Teyu Electromechanical Co., Ltd. was established in 2002, which specializes in developing, producing and selling industrial chillers for more than 14 years with annual output of 60,000 units of water chiller.

We have a dedicated R&D, quality inspection team and production base, a total 14000 squaremeters production plant located in Panyu District in Guangzhou, becoming the largest manufacturer of small power industrial chiller in China.

By always adhering to “Quality First, Strive for Excellence” business philosophy of design and production, brands “S&A” and “TEYU” have achieved the trust from hundreds of domestic and foreign manufacturers, product export ratio reaching over 60%.

Teyu refrigeration technology is leading in industrial refrigeration field with CW series product having become industry standard products and known as "industrial refrigeration expert".

With thermolysis type and refrigeration type industrial chillers as the core of production, and dozens of CW series chiller as unique feature of professional brand, we produce and design chillers in accordance with modern laser equipment characteristics and requirements using energy-efficient and precise intelligent temperature control technology.

Our chillers are mainly applied in professional fields such as high-power industrial laser machinery, water-cooled high speed spindle, precision optics mechanism, laboratory apparatus, etc. And it's used in industries of costume, shoes making, advertisement, printing, marking, mould, glasses, chemical and toys and so on. It is mostly exported to USA, Canada, Brazil, France, Italy, Germany, Ukraine, Russia, South Africa, Dubai, Israel, India, Philippine, Singapore, Vietnam, Thailand, Korea and Taiwan, etc. We provide corollary equipment and technical support to more than one thousand domestic and international factories.

We implement a standardized modern enterprise management mode to product green product and have passed the ISO9001 international quality management system certification, CE and RoHS certification. As a professional industrial refrigeration equipment brands, we provide high quality service, not only paying attention to service-oriented attitude, but more to service levels from the whole process of product selection, ordering to after-sales service. S&A always satisfies your requirements by "professional quality, hard service".

Since January 2016, the warranty period of S&A chiller has extended to 2 years.

We are a manufacturer of machines, tools, jigs & fittings under the brand "Hanfas" since 1997. We have a few patents to our credit.