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I love my home is the official website of the Shanghai Decoration Association, in addition to group buying building materials, you can also apply for interest-free bank installments to solve the problem of tight decoration budget funds, you go and ask.
Yes, most of them are plastic screws, and the iron ones are easy to rust
What happened, what happened to you?
Get some concentrated hydrochloric acid brush, pay attention to safety, that is strong acid. After brushing, leave for 15 minutes and wash off with plenty of water.
This is the largest plastic base in the north, and I have a mold factory and a plastic products factory at home, but if you don't have specific drawings or samples, I can't give you an accurate quotation! Because the toilet seat mold is not the same, the size and thickness are not? Q472681339
Take the toothpaste, rub it, and try it.