Skadden, Arps, Slate, Meagher & Flom and Global Law Office Shanghai have advised Chinese courier ZTO Express on its $1.55 billion secondary listing on the Hong Kong Stock Exchange, with Freshfields Bruckhaus Deringer and JunHe counselling the sponsor and the underwriters.

Davis Polk & Wardwell, Zhong Lun Law Firm and have advised Chinese biopharmaceutical company Zai Lab’s on its $761 million secondary listing on the mainboard of the Hong Kong Stock Exchange, with Simpson Thacher & Bartlett and Commerce & Finance Law Offices advising the underwriters.

Slaughter and May has advised British insurer Aviva on the S$2.7 billion ($1.98 billion) sale of majority shares in its Singapore business to a consortium led by Singapore Life (Singlife). Allen & Gledhill advised on the Singapore law aspects of the transaction.

Marina Bay Sands (MBS), the Singapore casino owned by Las Vegas Sands, has hired law firm Davinder Singh Chambers to investigate the alleged transfers by employees of more than $1 billion of gamblers’ money to third parties, a media report has said.

Partner Anu Tiwari has left AZB & Partners to rejoin Cyril Amarchand Mangaldas in Mumbai.

Magic Circle firm Allen & Overy has advised Bangkok Bank, Bank of Ayudhya and Standard Chartered on the Kingdom of Thailand’s 30-billion-baht ($965 million) dual-tranche sustainability bond issuance.

UK firm Mishcon de Reya has hired disputes specialist Gavin Margetson as a partner in its recently opened Singapore office. He joins from local boutique Sharpe & Jagger.