Theodoor has applied complete quality management system, treating quality as enterprise life. Our company has been complied with the standard and system strictly all the time, thus, to meet the demands of customers, and got their approval. Besides, we have passed European Union CE certification, swept obstacles of exporting to European and American Markets.

International Authority Authentication

Theodoor was the first company to pass UL in this line, besides, has passed ISO14001 environmental management certification, European Union CE, German TUV, Australia OC, Alibaba BV Production capacity etc.

Precise Testing Machine

Refrigerant suction gun leak detector, YDZ - II heat pump safety performance test system, Air source water heater measurement unit, Air curtain YDZ - II safety performance tester, 8706B digital electric parameter measuring instrument, PF99001 smart electricity meter, LK2672 pressure tester, HY8001 variable frequency power supply and other hundred kinds of professional testing equipment and tools.

Completed Systematical Management

“Quality Pamphlet” edited by Theodoor, which shall be followed up when quality system is operating, including ISO9001 requirements. Besides, it is also the principle that shall be obeyed by all crew during the enterprise management and business.

Including, Quality Strategy and Quality Target, File and Record control, Research and Design Control, Purchasing Control, Producing Control, Product protection, supervise, and test device Control, Internal quality system Verification, Production supervise and measurement, Procedure supervise and measurement, Not qualified products Control, Statistics Analysis, Rectification and Prevention etc. 21 chapters in total.

Completed quality control operation

Quality Control Department: In charge of the quality test, quality control and product operation testing of the whole manufacture process, besides, establishing quality management system for the buyer. In order to reach no defects products, we choose every accessory and each step carefully.