hat
Oktòb, 1973 ~ desanm, 1975, ki te komisyone pa twa ministè ak yon komite (COSTIND), Papye Fè Enstiti devlope epi pwodi volan an desikateur premye nan peyi Lachin, e konsa kòmanse bay pèfòmans-wo ekipman dezumidifikasyon pou endistri nan pi gwo nan Lachin.
eng
Oct., 1973 ~ Dec., 1975, commissioned by three ministries and one committee (COSTIND), Paper Making Institute developed and produced the first desiccant wheel of China, and thus beginning to provide high-performance dehumidification equipment for major industries in China.