Ms. Wang Huiying, Reservoir Engineer of Sinotech Polyard Research Institute, joined the company in April 2018 as a senior engineer in reservoir development. Ms. Wang graduated from Northeast Petroleum University majoring in logging and has 27 years of experience in oil field development. She has many years of practical experience in reservoir development, reservoir description, and multiphase flow conduit flow evaluation. She undertook the development and productivity evaluation projects of SINOPEC Zhongyuan Oilfield, CNPC Daqing Oilfield, CNPC Jilin Oilfield, CNPC Xinjiang Branch, CNOOC and other oil and gas fields, and accumulated rich experience in the development of oil and gas reservoirs such as complex fault block oil reservoirs, medium and low permeability sandstone reservoirs and tight gas reservoirs.