All these are interrelated.

Came to the shipyard, stealth sniper one by one.

When the black police officer arrived, he went to the back of the building (by the sea) to look for the entrance.

After obtaining the electric shock spider web, open the door with the electric shock spider web swatter switch.

When the black police officer opened the container, he found the power supply with his perspective eyes.

Find the secret door upstairs by observing the scratches on the floor.

Pull the elevator with cobwebs and let the black police officer go upstairs.

Then as soon as he opened the door, he went to the ceiling to find power.

When the door opens, the black police officer wants you to find the second junction box. You have to pull up the elevator before you can shoot this junction box.

There is a secret door on the floor, and the underground tunnel needs to climb the side wall to pass.

Come out and fight, catch up with the van and drag the driver out.

Unlock and move quickly after the task is completed, and you can send it home directly.