Sales support/Sales management/General office work (preference given to those with CAD skills)

We are a manufacturing company specializing in the distribution, delivery, production, and construction of folding doors/samyeondong, etc. {Location: Bibong, Hwaseong-si}
We are recruiting for a position with practical experience in the Sales Support Department.
-Office job duties {Managing our business partners and consulting with business partners}
1. Sales quotation and contract-related business department {writing quotations, writing production drawings, and sending to business partners}
2. Head office, branch, agency
Raw materials/shipment consultation. [Transaction statement writing], branch office notification of shipment date. Schedule adjustment
3. Online keyword advertising and Instagram, blog, homepage, management {assistance possible}
4. General Affairs
5. A/S reception