It is a high-tech enterprise≥ ® that integrates the research€↓₹ and development,
production, sales, and ∑'←service of standard substances/samplesσ ↕£.
It is a high-tech ent₩↓φ↔erprise that integrates ↔φ↔≈the research and devel& opment,production, sa₹'↕les, and service of standard ¥✘÷≤substances/samples.