It is a high-tech enterprise that inte↕≠♣grates the research and devel →↓opment,
production, sales, and ser∞γ↑vice of standard subs¥∑₽tances/samples.
It is a high-tech enterprise tδ≤hat integrates the research and ∑✔↔development,production★≈∑, sales, and service of☆α standard substances→★$/samples.