Shandong Tongjia lub tsev rau khoom tshiab tau ua rau kev ua yeeb yam zoo, npog thaj tsam ntawm tshaj 6600㎡. Cov khoom siv sab hauv tau muab faib kom meej meej, cov pawg muaj tseeb, thiab cov stacking yog huv. Nrog kev tswj hwm zoo meej, nws tuaj yeem teb sai rau ntau cov batches ntawm kev txiav txim, zoo tau txais kev xa khoom zoo, thiab tsim cov khoom siv thauj khoom hnyav rau lub tsheb loj.
