Why is Siemens BCD-306W (KG32A26EC) available in JD.COM and not in Taobao?

In order to avoid disorderly competition among sellers, manufacturers will provide exclusive models to dealers. This exclusive model may not be established for other dealers sometimes, but it is only a means of self-protection for manufacturers. For example, only by fine-tuning the production of products and changing the models and figures can they be supplied to other sellers, which is also an unspoken rule in the industry. ...