Hi All,
This is the SRX setting
set security ipsec vpn LCY-HKG-Tu0 bind-interface st0.0
set security ipsec vpn LCY-HKG-Tu0 ike gateway LCY-HKG-P1
set security ipsec vpn LCY-HKG-Tu0 ike proxy-identity local 192.168.0.0/20
set security ipsec vpn LCY-HKG-Tu0 ike proxy-identity remote 192.168.96.0/20
set security ipsec vpn LCY-HKG-Tu0 ike ipsec-policy LCY-HKG-P2
set security ipsec vpn LCY-HKG-Tu0 establish-tunnels immediately
set security ipsec vpn LCY-HKG-Tu1 bind-interface st0.1
set security ipsec vpn LCY-HKG-Tu1 ike gateway LCY-HKG-P1
set security ipsec vpn LCY-HKG-Tu1 ike proxy-identity local 192.168.0.0/20
set security ipsec vpn LCY-HKG-Tu1 ike proxy-identity remote 10.0.0.0/24
set security ipsec vpn LCY-HKG-Tu1 ike proxy-identity service any
set security ipsec vpn LCY-HKG-Tu1 ike ipsec-policy LCY-HKG-P2
set security ipsec vpn LCY-HKG-Tu1 establish-tunnels immediately
set security ipsec vpn LCY-HKG-Tu2 bind-interface st0.2
set security ipsec vpn LCY-HKG-Tu2 ike gateway LCY-HKG-P1
set security ipsec vpn LCY-HKG-Tu2 ike proxy-identity local 192.168.0.0/20
set security ipsec vpn LCY-HKG-Tu2 ike proxy-identity remote 172.16.0.0/24
set security ipsec vpn LCY-HKG-Tu2 ike proxy-identity service any
set security ipsec vpn LCY-HKG-Tu2 ike ipsec-policy LCY-HKG-P2
set security ipsec vpn LCY-HKG-Tu2 establish-tunnels immediately
set security ipsec vpn LCY-HKG-Tu3 bind-interface st0.3
set security ipsec vpn LCY-HKG-Tu3 ike gateway LCY-HKG-P1
set security ipsec vpn LCY-HKG-Tu3 ike proxy-identity local 192.168.0.0/20
set security ipsec vpn LCY-HKG-Tu3 ike proxy-identity remote 172.18.0.0/24
set security ipsec vpn LCY-HKG-Tu3 ike proxy-identity service any
set security ipsec vpn LCY-HKG-Tu3 ike ipsec-policy LCY-HKG-P2
set security ipsec vpn LCY-HKG-Tu3 establish-tunnels immediately
set security ipsec vpn LCY-HKG-Tu4 bind-interface st0.4
set security ipsec vpn LCY-HKG-Tu4 ike gateway LCY-HKG-P1
set security ipsec vpn LCY-HKG-Tu4 ike proxy-identity local 192.168.0.0/20
set security ipsec vpn LCY-HKG-Tu4 ike proxy-identity remote 172.19.0.0/24
set security ipsec vpn LCY-HKG-Tu4 ike proxy-identity service any
set security ipsec vpn LCY-HKG-Tu4 ike ipsec-policy LCY-HKG-P2
set security ipsec vpn LCY-HKG-Tu4 establish-tunnels immediately
set security ipsec vpn LCY-HKG-Tu5 bind-interface st0.5
set security ipsec vpn LCY-HKG-Tu5 ike gateway LCY-HKG-P1
set security ipsec vpn LCY-HKG-Tu5 ike proxy-identity local 192.168.0.0/20
set security ipsec vpn LCY-HKG-Tu5 ike proxy-identity remote 192.168.121.0/24
set security ipsec vpn LCY-HKG-Tu5 ike proxy-identity service any
set security ipsec vpn LCY-HKG-Tu5 ike ipsec-policy LCY-HKG-P2
set security ipsec vpn LCY-HKG-Tu5 establish-tunnels immediately
set security ipsec vpn LCY-HKG-Tu6 bind-interface st0.6
set security ipsec vpn LCY-HKG-Tu6 ike gateway LCY-HKG-P1
set security ipsec vpn LCY-HKG-Tu6 ike proxy-identity local 172.16.24.128/25
set security ipsec vpn LCY-HKG-Tu6 ike proxy-identity remote 192.168.96.0/20
set security ipsec vpn LCY-HKG-Tu6 ike proxy-identity service any
set security ipsec vpn LCY-HKG-Tu6 ike ipsec-policy LCY-HKG-P2
set routing-options static route 192.168.96.0/20 next-hop st0.0
set routing-options static route 10.0.0.0/24 next-hop st0.1
set routing-options static route 172.16.0.0/24 next-hop st0.2
set routing-options static route 172.18.0.0/24 next-hop st0.3
set routing-options static route 172.19.0.0/24 next-hop st0.4
set routing-options static route 192.168.121.0/24 next-hop st0.5