Tube for my friend who once taught in China
发表 Ariana Jiang 在 中国论坛
Thanks for your sharing. A friend of mine who once taught in China had encounter such problems withe his pvc tubes in winter. Maybe install some stainless tubes would be better.
发表 Ariana Jiang 在 中国论坛
Thanks for your sharing. A friend of mine who once taught in China had encounter such problems withe his pvc tubes in winter. Maybe install some stainless tubes would be better.