How to sew a Double Breasted Wool Coat - No lining, Bias binding in All seam allowance

Main fabric : Wool
Binding tape and pocket bags : Sleek

Bias binding in All seam allowance.
No lining.
Double breasted lapel.
Sleeves.
Welt pockets.
Back vent.

About stay tapes (03:20)
Fusible straight stay tape : Strong against stretching
Half bias fusible stay tape : A little soft compared to straight tape
Fusible straight stay tape with stitching : Fusing it on the part you don't want to stretch absolutely

Which to put and where to put depends on the fabric and design.
Please refer to the video of the jacket(from 14 min 19 sec) below.
https://www.youtube.com/watch?v=EhTbPkrh84A
The white strip is just a "PP strap" that is often used for packing work.
This is in order not to slide while sewing (sewing gap).
When the thickness of the fabric is different, the pressure of the presser foot and the feed dog are not stable.
Putting this tape means adding the height, this is very useful.
It is used for stitch guide in this case.(26:16)
1 needle sewing machine : DDL-5571N JUKI
Bar tack stitch sewing machine : LK-1900ASS JUKI
Paris collection, Tokyo collection etc... Sample garment factory Atelier Saison.
We have sewed in Tokyo for more than 36 years.

Видео How to sew a Double Breasted Wool Coat - No lining, Bias binding in All seam allowance канала Atelier Saison