Guangzhou Puto Optoelectronics Technology Co., Ltd. specializes in the maintenance, sales, design, development, and system engineering of vacuum coating equipment for mechanical and electrical automation, optoelectronic storage media, semiconductors, medical devices, solar panels, and more. We are a professional repair provider for molecular pumps of top brands including Leybold, Pfeiffer, Alcatel, Agilent (Varian), BOC Edwards, Shimadzu, ULVAC, Osaka, and others.
We commit to the repair and sale of international top-brand molecular pumps and their drivers, various PLC boards, human-machine interfaces, and all types of dry pumps, oil pumps, and vacuum pumps. We adhere to the following services:
Maintain the guarantee of using genuine imported Barton ceramic bearings.
2. Stick to using original imported sealed kits for wear parts guarantee
3. Quick Repair Service: 24/7, 365 days a year, no days off.
4. Original import ceramic bearings, molecular pump accessories sales business
5. Offer online high-speed dynamic balancing service up to 240,000 rpm
6. Offer comprehensive services
7. Offer comprehensive services including vacuum system consultation, installation and debugging, maintenance and repair, as well as on-site technical support.





























