The seat tube, seat stays and seat post look so different in these photo compared to the ones on your Facebook page.
Doesn't look like the same frame...
The seat tube has been changed because the original seat post can not support strong enough.
The length between top tube and down tube is different because the sizes,
the frame in the Eurobike is only sample,
The production frame has some minor modifications, such as the shape of the top tube.
In addition, the angle of taking pictures will also cause the results to look different