What is the demand for tech talent at 伊利股份? Based on job postings in the past year, “生物/制药/化工/环保类”占21.8%,“计算机/网络/技术类”占10.1%,“其他(研发和技术类)”占3.7%,“机械/仪器仪表类”占1.7%,“农林渔类”占0.5%,“医疗卫生/美容保健类”占0.5%,“科研类”占0.4%,“电气/能源/动力类”占0.4%,“电子/电器/通信技术类”占0.3%,“美术/设计/创意类”占0.1%. For reference only.