KINGOOD is the manufacturer of roots blower in Taiwan . The research team persist the quality for the machine . And it’s around the worldwide . The excellent product is attracted by the customer , especial for our Re-circulated and Cooling Vertical – type Roots Blower is different from the Vertical one in the market for save energy and less carbon . The application is wide , just like : the air blow , powder convey and vacuum’s blow in and out . It could be used . Our sturdy research team could research and design for the demand of the customer .