It is a high-tech enterprise that i↑↕₩ntegrates the research and™→ development,
production, sales, a×∞≈↓nd service of standard subst™↕¶ ances/samples.
It is a high-tech enterprise th"✘at integrates the research and develoλ→ €pment,production, sales, and s♠↓↔↕ervice of standard substances↓♣±/samples.