What is Gui Chaohua's position? Chairman Infineon

Gui Chaohua: Male,1born in May 1965, American nationality, Ph.D. in electrical engineering from Virginia Tech University. 1993 participated in the establishment of American VPTInc as vice president (1993 turn1999); Yibo Power Supply (Hangzhou) Co., Ltd. was founded on 1999, and Siwei Eco-Technology (Hangzhou) Co., Ltd. was founded on 20 18. Now it is the executive director and general manager of Siwei Eco-Technology (Hangzhou) Co., Ltd., and it was founded in 2007 as the chairman and general manager of the company. At present, he is also the executive director of Zhejiang Infineon Energy Saving Technology Co., Ltd., Zhejiang Infineon Optoelectronics Co., Ltd., the director of INVENTRONICSUSA, Inc. (Infineon USA) and the director of INVENTRONICSEUROPEB. V (Infineon Europe).