1, cpu: X East intel store boxed, with a fan, not only to avoid the risk, but also to save the trouble of buying another fan

2, motherboard: z series motherboard corresponds to the cpu with a K, so the B360 can be, the store generally have a board U set, choose the cheapest

3, graphics card: the most embarrassing place in your set of configurations is the graphics card. The most embarrassing place in the graphics card, from the 1660 positioning awkward, 2000 stalls should be in the high-end, or a new architecture, but cut off the light chase, I do not know nvidia is what thinking, it is recommended to change the 2060

4, ssd: change samsung new listing 970 evo plus

5, mechanical hard disk: from the description of your needs, do not see you have a large data volume The storage needs, then you can temporarily do not buy, and then buy what you need later, when the capacity is larger and cheaper. If you really want to buy, then you must buy at the same time, and after the system is installed, the installation of the Pride driver

6, the monitor: now is the era of 4K, and you clearly said is to use to see the film, how the eyes are still positioned in the 2K

7, the purchase of the channel: your thinking is completely correct, the big electricity supplier's own store of the quality of the accessories to ensure that the price of a more objective. About assembly, if a friend will, of course, can find him to help. If not, X East has an assembly service, it seems to be 100, you can order