RELAB Spraying & Purification Technologies LTD. specializes in R&D of spray nozzles and air filters. It is located in Changan Town, Dongguan City, Guangdong, China, which is well known as one of the top thousand towns in China. It manufactures many types of high quality spray nozzles and air filters which are well-received both in home market and abroad.


We have rich experience in spray nozzle design and development and our products are used in various industries including automotive, cement, chemical, electronics, food, pharmaceutical, steel industry, environmental protection and surface treatment, etc. We have over 10,000 types of spray nozzles for selection. Our monthly output can be up to 20,000 pieces.

Our products include, but no limit to flat fan nozzle, full cone nozzle, hollow cone nozzle, spiral nozzle, tank washing nozzle, uni spray nozzle, quick disconnect nozzle, air jet nozzle, wind spray nozzle, air atomizing nozzle, mist nozzle, fog nozzle, clamp eyelet nozzle, mixing jet eductor and air shower nozzle, etc.


We welcome OEM order and can provide customized standard or non-standard parts. We also welcome small volume order and can provide on-time, secure and economical shipping method to meet demand of our customers.


Samples you required can be ready within 10 days. The raw materials are strictly-selected SUS303, 304 and 316 stainless steel imported from Japan and high quality brass bar. With same price, we can provide parts with better quality.