India, the world’s third-biggest emitter, has come under pressure to make a net-zero pledge ahead of global climate talks in Glasgow, Scotland, this year.
Xu Xiao was based at the LME's Singapore office and had also served as vice president, corporate sales for Asia since September 2016 before leaving at the end of February.
Technique takes samples of gold from a mine or supplier and creates a complex chemical and physical blueprint for the material against which subsequent shipments can be checked.