常见问题Frequently Asked Questions

Company's main business: Silent oil-free compressor series, Silent oil-free vacuum pump series, DC brushless compressor, DC brushless vacuum pump. Product application: Oxygen concentrator, portable oxygen concentrator, vacuum pump, oxygen chamber, dental. New energy vehicles, mobile phone films, air purifiers Atomizer, gun nail, automotive maintenance, mechanical manufacturing. Food industry, etc Compressor series: GZJ80AF、GZJ100AF、GZJ280AF、GZJ280AF-1、GZJ550AF、GZJ750AF、GZJ900AF GZJ1200AF、GZJ1500AF Vacuum pump series: GZJ80B、GZJ100B、GZJ280B、GZJ400B、GZJ550B、GZJ750B GZJ1200B、GZJ1500B DC series: GZJ100DC、GZJ280DC、GZJ280DC-1、GZJ550DC、GZJ750DC、GZJ900DC、GZJ1200DC 、GZJ1500DC

We will conduct three inspections on the product before shipment, and each compressor has a test record. We will keep these test records in our quality traceability system for approximately 3-5 years. Test items: voltage, power, air flow rate, noise, speed, etc.

We are pleased to send you the samples for evaluation. The cost of samples and shipping can be refunded to you in the next batch order.

It needs to clean the filter every two months. When using, it is necessary to handle it carefully and pay more attention to waterproofing and heat dissipation.

Our factory is located in Kaili City, Guizhou Province, near Guiyang City, and it takes about 40 minutes by high-speed rail. Welcome to visit our factory.