What is Yang's annual income? Independent director of Oak Company

Yang: Male, born in 1960, master of engineering polymer materials, senior title. China citizens have no permanent residency abroad. Mr. Yang has worked in China Academy of Sciences for 8 years, and has a deep foundation in the research and development of new materials technology. Worked in Akzo Nobel Group, a world-famous top 500 foreign company 18 years. China petrochemical industry chain expert, proficient in private economy and the operation mode of the world's top 500 foreign companies. Mr. Yang is currently the director of Hunan Huacui Chemical Trading Co., Ltd., the director of Guangzhou Sansi Enterprise Management Co., Ltd., the director of Shanghai Keming Culture Communication Co., Ltd., the chief consultant of Huachang Chemical Co., Ltd., the chief strategist of New Materials Group Co., Ltd. and HC Plastics Group, the chief economist, the consultant of China Petrochemical Federation, the vice president of International Capacity Cooperation Research Institute, the senior consultant of Jiangsu Dongjing Supply Chain Management Co., Ltd., and the independent director of the fifth board of Liaoning Aoke Chemical Co., Ltd., and