What is the demand for tech talent at 山东鑫海矿装? Based on job postings in the past year, “其他(研发和技术类)”占33.1%,“地质矿产冶金”占33.1%,“电气/能源/动力类”占9.9%,“机械/仪器仪表类”占9.3%,“生物/制药/化工/环保类”占5.2%,“计算机/网络/技术类”占2.9%,“电子/电器/通信技术类”占1.2%,“科研类”占1.2%,“美术/设计/创意类”占1.2%. For reference only.