In biology, Lipotriches is a large genus of sweat bees in the family Halictidae, distributed widely throughout the Eastern Hemisphere though absent from Europe. There are nearly 200 species in 9 subgenera. They commonly have prominent bands of hair on the margins of the metasomal segments. Wikipedia
Spotted at Green Corridor
Thanks Marcus Ng and Zestin Soh ( Bee and Wasp of Singapore ) for the ID.