It is a high-tech enterprise th∑γ✔≈at integrates the res" earch and development,
production, sales, and servic≥ "λe of standard substances/sam₹¶βples.
It is a high-tech enterprise that>• integrates the research and deve αε£lopment,production, sales, and serv↕∏δice of standard subst÷±•←ances/samples.