Jinlong - KOTL

We are China’s largest vibration motor manufacturer with over 20 years of design and manufacturing experience. Our trademarked KOTL brand of vibration motors is widely recognized by engineers for high quality and low price. We have 4 production facilities producing over 250 million motors annually for the largest companies in the world. Our commitment to providing you with the most innovative products and services is second to none.

Jinlong Machinery & Electronics Co Ltd. is based in the Whenzhou, Zhejiang Province of China as was established in 1993 as a manufacturer of ERM vibration motor. In 2012, we had fixed assets of over 890 million RMB. We have additional vibration motor factories located in ChongQing, Huaibei and Shenzhen China. Total factory floor space exceeds 105,000 sq-m. We have a staff of more than 3100 employees. Among these we have 280 engineers/technical personnel with intermediate or senior titles. Current production capacity is over 20 million vibration motor / month.

We introduced advanced Japanese production equipment in nineties for the production and testing of vibration motors, and adopted modern and scientific management methods. We were audited and certified to be compliant with the ISO 9001 quality system in 1997 and are now compliant with ISO 9001:2008.

Our company was awarded many governmental awards as follows: "Star Enterprises", "Excellent Enterprises", "Large Customers for Foreign Exchange", "Large Taxpayers", and "AAA Credit Enterprises" in our province, and was award one of the "Zhejiang Province High and New Technical Enterprises", "Provincial High Technology Industrialization Demonstration Projects" and Provincial Enterprises with "Three Excellent". In 2000, we were added to the list of China’s Top Hundred Enterprises for Electronic Components.

Jinlong is committed to becoming one of the largest ERM vibration motor manufacturers in the world and to making the Jinlong Technology Industry Park as one of the main electronic research and development centers in South China.


Main products

Vibration Motors

  • Cylindrical Vibration Motors
  • Pancake Coin Vibration Motors
  • Reflow surface mount SMD SMT vibration motors
  • Through hole vibration motors
  • Leaf spring vibration motors
  • Encapsulated (over-moldable) vibration motors
  • PCB mount vibration motor
  • coin vibration motor haptics
  • 24mm strong vibration motor
  • 7mm encapulated vibration motor
  • 6mm encapsulate water proof vibration motor
Back to Top