Ningbo Yinzhou Maisi Mechanical and electric co.,LTD is a technological company which work on oil free miniature vacuum pump, air compressor and accessories R&Dmanufactory and sales.In 2013,we have developed a high-pressure pump and created our own brand. In this two years, our products constantly updated perfect and exported to USA, Europe, Asia, the Middle East etc. which gain very good reputation in many customers. Our products are sell on Alibaba, AliExpress , ebay, Amazon and other major platforms, and have our own oversea warehouse in USA and Russia.We have professional experience to operate ODM/OEM design and develop, Big powerful R&D ability make Maisi products always cost-effective and high competitive! Rapidly respond to customer demands, provide high quality products and perfect after-sales service.