It is a high-tech enterprise t""♣hat integrates the research and deπ↕←velopment,
production, sales, and serv ÷<'ice of standard substances/sam≤<ples.
It is a high-tech enter✘£prise that integrates the researc$≤α✔h and development,production, sale∑ ♥s, and service of standard substanc₽σes/samples.