Cov me nyuam pheej yig tshaj kev nyab xeeb themed ua si tswv yim CE rau pubilc park

Nov yog peb cov tswv yim ua si themed ntawm HDPE chaw ua si duab.

Cov khoom tseem ceeb ntawm cov tswv yim ua si yog High Density Polyethylene, stainless hlau, hmoov txheej yeeb nkab.

Tus nqi ntawm cov tswv yim ua si themed yog pheej yig rau cov menyuam yaus ua si hauv khw.

Lub peev xwm ntawm cov tswv yim ua si themed no yog 10-15 tus menyuam yaus.