Product Manager (Korean) at San'An Optoelectronics, Xiamen, semiconductor manufacturing, full-time. Responsibilities: develop new customers and markets, plan product specs and strategies across lifecycle, research market and competition, manage BOM tracking and margin monitoring, attend trade shows, lead international client meetings and provide meeting interpretation, advance client project initiatives. Requirements: bachelor's or above, proficient Korean (listening/speaking/reading/writing) for fluent client communication, market planning experience, LED chip/packaging/finished-product experience preferred, PM experience preferred, willing to travel. Requires residing in China.