In picture 1, it is suspected to be eggplant sclerotinia. You can peel off the white mold layer and see if there are any black particles. If there are, it is sclerotinia. Symptoms: water-soaked spots at first. Later, it turns yellow-brown and rots. When the humidity is high, white mycelium grows and sclerotia are formed in the later stage. For Sclerotinia sclerotiorum, single doses or combinations of drugs such as iprodiuron, penfenfuron, procymidil, fluopyram, thiabendazole, and thiram are used. The next two pictures are gray mold. Recommended treatments for gray mold on eggplant: boscalid, picoproxil, cyclofenac, fludioxonil, imazalil, imazalil sulfate, iprodione, and procymidazole wait.