Possible 4th gen tank undergoing armor protection testing. I think it is APS. I can see two white metal plates on the front hull which looks like the area for the crew hatches.
View attachment 104910
"防攻顶能力提高1倍,战场生存能力提高2.7倍"
"The ability to defend against top attack is doubled, and the battlefield survivability is increased by 2.7 times"