It is a high-tech enterpr"↕£ise that integrates the research and d∑≥π✔evelopment,
production, sales, and service of stan&✘≥dard substances/samples.
It is a high-tech ente≠≠rprise that integrates the research aγ♥nd development,production, salesε ☆, and service of standard substances/s↕<₩amples.