Advice on selling antiques/secondhand on Chinese equivalent of eBay in china in Chinese from Australia

Ability to list antiques/secondhand from Australia onto the eBay equivalent in China in Chinese,ongoing support,advice on such things as Chinese expectations,payment platforms acceptable in china but we can use /access in Australia ,we are a large antique trader with desirable products (currently supply many Chinese tourists) the items in many cases are low dollar value (under $50 aus , many $10-20) ,advice on mailing to buyers,possible problems,how do we address Chinese parcels ,Because of the low dollar value of items we need a viable solution,