Commercial Director (Korean-speaking) at Aurora Mobile, Shenzhen. Senior full-time. Responsibilities: analyze trends in PC components (CPU, GPU, SSD, memory), monitor supply, explore opportunities with NVIDIA/Intel/AMD layouts and customer scenarios, support customer program selection and post-sales work, maintain customer relationships, provide sales team product training. Requirements: bachelor's degree (Chinese, Korean, international trade, marketing preferred), fluent Korean as working language (한국어를 업무용 언어로 사용), 3+ years B2B export sales experience, prior Samsung/SK Hynix manufacturer/distributor experience preferred, electronics component channel resources preferred. Base salary 250,000-400,000 RMB + sales commission. Working hours 9:45-12:15, 13:45-18:00, weekends off, five insurances + housing fund, annual overseas travel. Targets bilingual Chinese-Korean applicants based in Shenzhen. On-site Shenzhen.