Our Leadership

Mr. Richard Lee, Ph.D.

Mr. Richard Lee, Ph.D.

Founder, Chairman, and CEO


In 1993, Dr. Richard Lee founded Amsino in California. Richard serves as the current Chairman and CEO of Amsino International. Richard is recognized as one of the most influential leaders in the Chinese American community. Richard serves as a member of the Committee of 100, Honorable Chairman of the Chinese CEO Organization. He is the founder and board director of the Peking Association USA, and Chairman of the Board of the Peking University Alumni Association of Southern California. He is a board director of the International Foundation for Research in Experimental Economics (IFREE). He has been a sponsor of Direct Relief International for over 15 years, supporting charity programs in many developing countries.

Prior to founding Amsino, Richard taught as an Assistant Professor of Economics at Gettysburg College, Pennsylvania.

Richard is a graduate of Peking University with a Bachelor Degree in Economics. Richard also holds a Ph.D. Degree from the University of Arizona under the guidance of Dr. Vernon Smith, 2002 Nobel Laureate.

Mr. Peter Sun

Mr. Peter Sun

Chief Financial Officer


Peter joined Amsino in January 2008 as the Chief Financial Officer based in Shanghai China. Prior to joining Amsino, Peter spent 4 years with Arasor International Limited (ASX: ARR), an advanced developer and manufacturer of optical laser modules based in CA, as the CFO and assisted the Company’s successful IPO on Australian Stock Exchange (ASX) in 2006.

Peter also spent 5 years with Avanex Corporation (NASDAQ: AVNX), a Tier 1 developer and manufacturer of optical components, modules and sub-systems based in CA, as the Director of Finance and assisted the Company’s successful IPO on NASDAQ in 2001. 

Peter started his career in banking industry with U.S. Bancorp and later as project manager with Hewlett-Packard Company.

Peter received his MBA in Finance from the State University of New York at Albany.

Mr. Michael Sweeney

Mr. Michael Sweeney

President Europe, Middle East and Africa


As President for Europe, Middle East and Africa, Michael and his team of international sales managers have responsibility for leading the growth of OEM and Amsino branded business including RECEPTAL®, throughout the region. Michael is located in Amsterdam, Netherlands.

Michael joined Amsino in January 2016 as Vice President of Global Sales where he had full sales responsibility for all product categories, OEM and business development outside of the United States and Greater China.

Prior to joining Amsino, Michael spent 15 years with ICU Medical Inc., where he held various leadership roles including Canadian National Sales Manager, Director of Marketing Asia Pacific, International Sales and Marketing Middle East, Africa and S. E. Asia as well as Manager for Global OEM Business development. Michael began his career with Glaxo Canada and Abbott Laboratories Hospital Product Division.

Michael has an undergraduate degree from Wilfrid Laurier University in Waterloo, Ontario Canada as well as a Post Graduate in Business Administration from the University of Leicester School of Business in Leicester, United Kingdom.

Mr. Torsten Nilson

Mr. Torsten Nilson

President OEM Contract Manufacturing N.A


Torsten Nilson returned to Amsino as SVP of Operation N.A. at end of 2018 to drive the integration of the newly acquired Smith Medical ASD, Inc. Sterile Water and Saline facility.

Torsten Nilson is an accomplished Senior Executive with more than 25 years of demonstrated success spanning in the medical devices and manufacturing industries. He has broad areas of expertise include global manufacturing, global strategy, revenue generation, turnaround, product development, lean manufacturing, go-to-market strategy, and process improvement. In short, a hands-on strategic leader that drive business. Fluent in Swedish and English.

Throughout his executive career, he has held several leadership positions with revenue +$125 million. Director Operations Strategy with Hospira, Inc., Vice President Medical with Tekni-Plex International, President OEM Contract Manufacturing at Amsino Medical Group, President Douglas Medical Products, Inc. and CEO PrimeGuard Medical, LLC to name a few beside President positions at Perstorp and two Nolato companies.

Torsten hold a Master of Science degree in Engineering from Lund’s Institute of Technology in Sweden and a BS in Physical Sciences from Lund’s College. As a seasoned board member, he has served on a number of boards including acting as President for the Swedish American Chamber of Commerce.

Mr. Chester Chai

Mr. Chester Chai

SVP of Global Marketing and Business Development
and Assistant to CEO, Amsino International


Chester Chai returned to Amsino in 2018 as SVP of Global Marketing, Business Development and Assistant to the CEO. He comes to Amsino with over 28 years of medical device industry with experience working with companies such as Baxter, Hospira, and DeRoyal in both China and the United States. His extensive background includes business development, strategic planning, finance, marketing, supply chain management, product development, and venture capital investment.

Chester previously held the position of Corporate VP for Amsino from 2009 to 2012. He then moved to DeRoyal as the General Manager of Greater China and later established and managed a sourcing company, before returning to Amsino in 2018.

Chester has earned his M.B.A. degree from Kellogg School of Management at the University of Northwestern and an M.S. degree in Accounting from the University of Colorado Boulder. He has received his C.P.A. and also holds a B.S. degree in Mechanical Engineering from Shanghai Jiaotong University. 

Ms. Li Ng

Ms. Li Ng

Director of Finance, Amsino International


Li joined Amsino in September 2012 as Controller, and later assumed the responsibility of Director of Finance in April 2015. Li oversees financial reporting, tax and accounting functions, and deploys various finance tools to support Amsino to build its goals and strategies.

Before joining Amsino, Li has held the position of Assistant Controller with Krystal Infinity, LLC for two years, where she was responsible for manufacturing accounting, financial reporting and budgeting. Li has also spent six years with IPMobileMet, where she oversaw financial reporting, budget/special projects and information technology. Li also served as Controller for three years in a technology start-up company, and four years in a computer manufacturing company.

Li received her Bachelor degree in Finance from University of Arkansas. She then completed her Master of Business Administration degree at Missouri State University.

Ms. Jane Gao

Ms. Jane Gao

VP of R&D


As of 2012, Jane Gao has assumed the VP of R&D role. Jane Gao joined Amsino in April 2001 as a Product Manager. Jane was promoted to Project Development Department Manager since 2003 for all the new projects development. Jane was relocated to Amsino Medical (Shanghai) Co., Ltd as Deputy General Manager since November of 2005 until September of 2007. Jane was transferred to Amsino JD plant during September of 2007 to June of 2011 as General Manger.

Prior to joining Amsino, Jane Gao worked for another Linhwa, a medical device company, for more than 4 years. She served as a product & mould technician, assistant to GM and international sales.

Jane holds a Bachelor in Engineering from Jiangxi University of Science and Technology, with an emphasis in Mining Process Engineering.

Mr. Paul Shen

Mr. Paul Shen

Vice President of Quality Assurance


Paul Shen joined Amsino in 2001 as a Quality Manager, and was promoted to Vice President of QA in October, 2018. During his tenure at Amsino, Paul has served as Quality Manager,  Deputy General Manager of Amsino Medical (Kunshan) Co., Ltd., Deputy General Manager of Amsino Medical (Shanghai) Co., Ltd, QC Director, and General Manager of Amsino Medical (Kunshan) Co., Ltd. 

Prior to joining Amsino, Paul Shen worked in Johnson & Johnson pharmaceutical company as a microbiologist and worked in Wyeth Nutritional company as a QA Supervisor.

Paul received his Bachelor’s degree in microbiology from Fudan University, China.

Ms. Ada Xie

Ms. Ada Xie

Vice President of Contact Manufacturing Business Unit


Ada Xie joined Amsino in May 2002 as a Logistics Manager, and was promoted to Logistics Director in April 2008, and was then promoted again to Senior Director of Supply Chain in February 2012. Her responsibilities included Amsino Medical Group Logistics, Third Party Supplier Management, and Sales & Operation Planning. Ada was promoted to Vice President of Contract Manufacturing in 2019. 

Prior to joining Amsino, Ada managed both Purchasing and Logistics for an American international tooling company. Ada received her Bachelor’s degree of Economics from Zhejiang GongShang University.