Mannatech®, Incorporated announced that it has named Roger Hsueh as general manager of its operations in Hong Kong and Taiwan where he will support Mannatech’s rapidly expanding growth in Asia. Hsueh’s appointment is part of Mannatech’s strategy to strengthen its leadership position in Asia as it anticipates opening operations as an e-commerce provider in Mainland China later this year. Hsueh’s appointment will help support sales, marketing and logistics efforts around the company’s expansion into China as an e-commerce seller. For Mannatech, Hsueh will play a key role in providing strategic and operational leadership and execution as well as re-alignment of partnerships with leaders in Asia. Prior to joining Mannatech, Hsueh worked with Erina, Wynlife Healthcare and Avon Cosmetics.