安圭拉采购需求：曲折缝纫机、缝纫机、缝纫机械、曲折机

I hope you're doing well! I'm reaching out regarding the product I'm interested in. Could you please send me the user manual for it? It would really help me understand its features and functionality better. Additionally, if there are any other documents or resources that could provide more insight into the product's specifications and usage, I would greatly appreciate it if you could share those as well. Thank you for your assistance!