R&D strength (tech talent demand and pay)

What is the demand for tech talent at ? Based on job postings in the past year, “计算机/网络/技术类”占45.1%,“其他(研发和技术类)”占20.6%,“生物/制药/化工/环保类”占9.8%,“农林渔类”占5.9%,“电子/电器/通信技术类”占3.9%. For reference only.