We have an impressive inventory of over 200 units of long-lasting supplies in our own warehouses, both heater and chiller equipment available and ready for testing.

At our facility, you can always find over 300 heat exchangers and more than 50 tons of standard heat exchange tubes in stock. With us, you can be sure that your product needs will be fulfilled immediately, as fast as only one day.

Our testing workshop is part of a renowned and sophisticated large-scale equipment testing station, accredited to the national standard. We are equipped to test from 800RT to 3000RT, mostly centrifuges and other such heavy machinery, making us a distinguished facility in the industry.

At H.Stars assembly workshop, we specialize in assembling various components into complete units.

Guangzhou United A/C & R Co., Ltd. (UAR), a subsidiary of H.Stars, manufactures the core component of chillers, the heat exchangers. We have earned ASME/CE certification, as well as a pressure vessel design qualification. To ensure excellence, we use advanced automated production tools that guarantee a precision of 25μm. Additionally, we boast 50 welders with over a decade of experience each to make sure the welds are beautiful, secure and durable. Moreover, UAR has imported tube expansion equipment from Germany, which can guarantee that the tubes will remain leak-free for 20 years. Every product also undergoes a rigorous 24-hour air-pressure test prior to delivery to make sure it is of the highest quality.

UAR provides top-tier pressure vessel design, creation and certification along with a qualified R&D crew. They strive to exceed expectations and accommodate the needs of their customers. Their specialized equipment and expert team deliver results with unparalleled precision.

This workshop specializes in crafting fin type heat exchangers, an essential element of air-cooled units.

Storage of various anti-corrosion and explosion-proof materials for the production of heat exchangers and other units.