Raws li ib qho ntawm cov ua polyacrylamide cov chaw tsim khoom thiab cov chaw muag khoom hauv Suav teb, peb sov siab txais tos koj mus yuav cov kev sib tham zoo tshaj plaws hauv Suav teb no, tiv tauj peb .

Xa kev nug
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Hu rau tam sim no!