It is a high-tech enterprise th•₽at integrates the research and ≤↕development,
production, sales, anφπ™®d service of standard substances/sample≥×δ₽s.
It is a high-tech enterprise that integ®γ§rates the research and "↔∑δdevelopment,productio←><n, sales, and service of standard s↕↓× ubstances/samples.