Oct 27 (Reuters) - The following bids, mergers, acquisitions and disposals were reported by 1000 GMT on Friday:
** China's HNA Group Co Ltd HNAIRC.UL is in talks to buy a controlling stake in China Dangdang Inc in a deal that could value the online marketplace at over $1 billion, two people with direct knowledge of the matter told Reuters. German consumer goods maker Henkel HNKG_p.DE has agreed to buy Zotos International from Japan's Shiseido Company 4911.T for $485 million to further grow its footprint in the U.S. professional hair-care sector. Swiss specialty chemicals maker Clariant CLN.S and U.S. group Huntsman HUN.N abandoned their $20 billion merger, notching a win for activist investors who fought the deal for months on the grounds it would destroy shareholder value. Canada's biggest cheesemaker Saputo Inc SAP.TO has agreed to pay up to $490 million for debt-ridden Murray Goulburn Co-operative MGC.AX , becoming Australia's top milk producer with its second major acquisition in the country. U.S. pharmacy operator CVS Health Corp (NYSE:CVS) CVS.N has made an offer to acquire No. 3 U.S. health insurer Aetna Inc (NYSE:AET) AET.N for more than $200 per share, or over $66 billion, people familiar with the matter said on Thursday. Western Digital Corp WDC.O on Thursday refused demands from Toshiba Corp 6502.T that it drop a set of legal rights it believes would allow the company to block Toshiba's $18 billion sale of its memory chip unit to SK Hynix 000660.KS as part of negotiations over a joint chip investment. Itaú Unibanco Holding SA ITUB4.SA said on Thursday it has received final central bank approval to buy Citigroup (NYSE:C)'s retail banking unit in Brazil and the deal will be completed by Oct. 31.