More Chinese Bookstores

Here are a few more Chinese bookstores. Keep in mind, I have not used any of these sites. I am merely listing them here on my blog for your convenience.

Whose Books (胡思二手書) – I would link to their actual site, but it is coming up broken. This is a physical used bookstore in Taipei. 
Site Language: N/A
Physical Locations: Taipei, Taiwan
Products: Secondhand books,
Product Languages: Traditional, English

DotDotBuy – Online Chinese shopping portal. Looks like you can buy everything, including books. This is not an English-friendly site as it is a Chinese site for Chinese people.
Site Language: Simplified
Physical Locations: No, based in China.
Products: all product types
Product Languages: Simplified

Times Book – Online Taiwanese book store and retailer. Looks like you can buy everything, including books. This is not an English-friendly site as it is a Chinese site for Chinese people. Also includes a community and has a tab all on summer camps.
Site Language: Traditional
Physical Locations: No, based in China.
Products: Books, movies, DVDs, CDs, etc.
Product Languages: Simplified

TAAZE – Online Taiwanese bookseller that sells all types of books. Also has books in specialized fields. Useful to look up a book you have seen elsewhere since there are often videos of someone showing the condition of the book and then flipping through so you can see if it has zhuyin or not. (h/t: RM)
Site Language: Traditional
Physical Locations: No, based in Taiwan
Products: books, textbooks, secondhand books, art supplies, ebooks, children’s books
Product Languages: Traditional, Japanese, English, zhuyin