Nanjing Changding Analytical Instrument Manufacturing Co., Ltd. (Nanjing Third Analytical Instrument Factory) ee akutnhom de teknoloji ye luui në luɔɔi, puɔ̈ɔ̈c ku ɣaac de käke gas analysis. Kɔmpani ye tɛmɛ teknoloji ye kek tɔ̈ɔ̈u në kaam juëc yiic ku bɛ̈ɛ̈i, kä ye kek looi acï bɛ̈n ya tɔ̈ɔ̈u, kä ye kek looi ku bɛ̈n ya tɔ̈ɔ̈u në ɣän juëc yiic, ku bɛ̈n ya tɔ̈ Kä ye kek looi aye: gas analyzer, dew point meter, gas detection alarm meter, ku jɔl ya kä kɔ̈k peei. Kä ye kek looi aye kek looi në ɣän ke electricity, electronics, metallurgy, chemical, petroleum, coal, mines, railways, pharmaceutical ku scientific research institutions. "Technology innovation, quality-oriented, honest business" ye raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan