monitoring a plurality of product manufacturing messages;

establishing a product defect analysis task queue based on the plurality of product manufacturing messages; and

distributing product defect analysis tasks to product manufacturing assisting devices based on the product defect analysis task queue, wherein the product defect analysis tasks include a task of identifying product defect content based on a defect identification model;

wherein the product defect content includes any one or more of: product defect type, product defect location, and product defect size;

wherein the plurality of product manufacturing messages include at least one single-product manufacturing message and at least one LOT-products manufacturing message, and the monitoring the plurality of product manufacturing messages comprises:

monitoring LOT-products manufacturing messages by interrupt, the LOT-products manufacturing message being a collection of product manufacturing messages of the plurality of products of the same LOT; and

monitoring single-product manufacturing messages by polling during interruption intervals, the single-product manufacturing message being product manufacturing messages of a single product.