It is a high-tech enter→¥¥prise that integrates the ↔ ®←research and development,
production, sales, and service ✔α'βof standard substances/™↓ ≤samples.
It is a high-tech ente ±≥rprise that integrate♥¶®•s the research and development,pro<±÷←duction, sales, and service of sta≤₩ndard substances/sampγδles.