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Daim ntawv pov thawj
Daim ntawv pov thawj
Juhua Group tau txais cov ntawv pov thawj ntawm ISO zoo, kev nyab xeeb thiab ib puag ncig. Cov khoom siv tub yees peb muab tau txais SGS Kev Tshawb Fawb Tshaj Tawm, ROHS Daim Ntawv Qhia, UL ntawv pov thawj rau R134A thiab R410. Peb cov khoom siv tshuaj HFA-134A (P) tau txais xyoo 2016 DMF cov ntaub ntawv tus lej hauv Tebchaws Meskas, uas tau ua rau cov khoom lag luam nkag mus rau Tebchaws Meskas sai.
