Welcome to KIS

Founded in 2016, Keystone Industrial Solutions, Inc. (KIS) is a California-based distributor of various hydraulic pump parts and solar-tracking drive planetary reducers across the United States.

Our mission is to deliver the highest quality parts and components at competitive prices to both the industry leaders of manufacturing and industrial end-users alike.

KIS team strives to uphold consistent, efficient, and error-free order fulfillment. We are here to make your procurement experience for hydraulic gear pump parts and solar tracking reducers as effortless as possible.


  • In addition to the listed products, we also offer warehousing and off-site inventory management services to our customers. With this service, your production needs will be better served with tangible labor and inventory cost reduction benefits.
  • KIS’ parent company, China-based Hefei Bolin Advanced Materials Co., Ltd. (Est. 1997) has extensive capacity and experiences in engineering, manufacturing and product development field. The annual thrust plates production is over 7 millions, reducers over 1 millions, and composite material products over 30 millions. Our dedicated team will work together to custom-manufacture the parts and products to your uttermost satisfaction. Our services will be a faster and more cost-effective alternative to manufacturing in-house. Please contact us if you have any inquiries.