Hengan, a Chinese manufacturer of nappies and sanitary towels, is reportedly considering selling off its confectionery business QinQin Foodstuffs. A Bloomberg report, quoting “people with knowledge of the matter”, said that the division, which includes the sweet brand Qinqin and the waffle brand Ai Le Ge, could fetch about $300 million. While QinQin Foodstuffs reported 1.53 billion HKD ($198 million) of sales in 2014, revenue dropped 8.1% in the first half …