Qingdao Sigma Chemical Co., Ltd (International, US, EU, Canada and Australia domestic

is anyone experiencing logistical problems in the EU? shipment stops in the country of origin, from Saturday 25 November. I hope the package hasn't been lost...
 
I have several orders and 0 problems.
I placed an order 4 weeks ago and they haven't even shipped it.

Are they starting to scam?
 
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