According to information from network, Chinese Sovremenny-class destroyer Hangzhou(DDG-136) has been in duck for more than one year for the rehabilitation and modernization. I can confirm following status of modernization from the analysis of photographs:
Russian MR-750 "Fregat-MA" (Top Plate) 3D air search radar is repalced by Type 382 "Sea Eagle-S/C".
New added Type 364 Radar for the sea-skimming AShM alert.
Russian 3K90E "Shtil" (SA-N-7/12) SAM is repalced by HQ-16,the 3S90 single-arm missile launchers have changed into 32-cell H/AJK-16 VLS (also can launch CY-3/Yu-8 ASROC).
New Added 24-cell HQ-10 launcher.
Russian 3M80E "Moskit" (SS-N-22) AShM is repalced by YJ-12A.
Russian AK-630 gatling guns is repalced by H/PJ-11 gatling guns (Type 1130 CIWS)
Russian RBU-1000 anti-submarine rocket launchers are replaced by Type 87.
Russian DTA-53-956 ASW torpedo launchers are replaced by 324mm tubes for Yu-7.
New Added Type 726-4 18-tube decoy rocket launchers.
New EW system similar to those on Type 054A Frigates.
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"In order to oppose the imperialist aggression, we must establish a powerful navy."
Chairman Mao Zedong
为了反对帝国主义的侵略,我们一定要建立强大的海军——毛泽东