It is a high-tech enterprise that iσ λntegrates the research a∏♠↓±nd development,
production, sales, and ser ↓vice of standard substances/sam★∞∞¥ples.
It is a high-tech enterpr→≥•ise that integrates the rese∏¥¥$arch and development,production, sales¥×¥, and service of standar₽αd substances/samples.