Investor Name	Invest Money	Lead Investor	Propotion
Brookfield Asset Management	-	-	-	Detail
GIC	-	-	-	Detail
Global Infrastructure Partners (GIP)	-	-	-	Detail
NH Investment & Securities	-	-	-	Detail
Ontario Teachers' Pension Plan	-	-	-	Detail
Snam	-	-	-	Detail

Announced Date	Round	Money Raised	Investors
Feb 24, 2019	Private Equity（PE）	$ 4B	BlackRock,Kohlberg Kravis Roberts	Detail
Dec 13, 2017	IPO	0		Detail