Guangzhou United A/C & R Co.,Ltd. (UAR) was established in 1996, a Foreign-invested enterprises, specializing in the R&D and production of shell and tube heat exchangers and pressure vessels. After nearly two decades of development, the company has btained ISO9001, ISO14001 quality management System certification, pressure vessel D1, D2 manufacturing and design licenses, ASME and CE product certifications. We have applied product patent applications to the State Intellectual Property Office, including 5 invention patents and more than 50 utility model patents; over 50 patents have been authorized. UAR business scope is mainly shell and tube heat exchangers. With sophisticated equipment and high-quality services, "UAR" brand has been created, recognized and supported by clients all over the world, which maintains a good brand reputation and technology leadership in the heat exchanger industry.