Eight steps from first message to container on site — with what we do and what you need to provide at each stage. Production takes 30 days after drawings are approved.从第一条消息到集装箱抵达工地，共八个步骤——每一步写清我们做什么、你需要提供什么。图纸确认后生产周期 30 天。
Most first-time buyers worry about paying before seeing the goods. This is the exact sequence we follow, and where the money and documents change hands.第一次从中国采购的买家最担心先付款看不到货。下面是我们实际执行的顺序，以及每一步资金和单据如何流转。
We do: reply within 24 hours, assign an engineer.
You provide: building use, width, length, site location.我们：24 小时内回复，指派工程师。
你提供：用途、宽度、长度、项目所在地。
We do: structural scheme and steel weight estimate.
You provide: drawings if available, snow and wind loads, crane needs.我们：结构方案与用钢量估算。
你提供：已有图纸（若有）、雪荷载风荷载、吊车需求。
We do: itemised quotation within 48 hours.
You provide: confirmation of options — insulation, doors, crane.我们：48 小时内出分项报价单。
你提供：确认配置选项——保温、门窗、吊车。
We do: issue PI or sales contract with full specifications.
You provide: signed contract and 30% T/T deposit.我们：出具形式发票或销售合同，规格写全。
你提供：签署合同并支付 30% T/T 定金。
We do: general arrangement and connection details.
You provide: review and signed approval — this starts the clock.我们：出总装图与节点详图。
你提供：审核并签字确认，工期从此起算。
We do: fabricate in 30 days, weekly progress photos by WhatsApp.
You provide: nothing — or book an inspection.我们：30 天完成生产，每周 WhatsApp 发进度照片。
你提供：无需操作，或安排验货。
We do: in-house QC plus welcome third-party SGS or BV inspection.
You provide: book the inspector or visit the factory.我们：内部质检，并欢迎 SGS、BV 等第三方验货。
你提供：委托验货机构或来厂参观。
We do: packing, loading photos, B/L, CO, MTC, installation guide.
You provide: 70% balance and either your forwarder or ours.我们：包装、装柜照片、提单、原产地证、材质单、安装指导。
你提供：70% 尾款，指定货代或用我们的货代。
Deposit received, contract signed收到定金，合同生效
Shop drawings issued for approval出具施工图待确认
Production finished, ready for inspection生产完成，可安排验货
Balance paid, container loaded and sealed尾款到账后装柜、铅封
Transit depends on destination — confirmed with each quotation航程取决于目的港，报价时确认船期
Missing paperwork is the most common reason a container sits at customs. We ship a complete set with every order.单据不齐是集装箱卡在海关最常见的原因，我们每票货都配齐整套文件。
| Proforma invoice and commercial invoice形式发票与商业发票 | For payment and customs valuation用于付款与海关估价 |
|---|---|
| Packing list装箱单 | Item by item, matched to container numbers逐项列明，与柜号对应 |
| Bill of lading提单 | Original or telex release, your choice正本或电放，可指定 |
| Certificate of origin原产地证 | CO, or Form A / Form E where a preferential tariff appliesCO 或 Form A / Form E（适用优惠关税时） |
| Mill test certificate材质证明 | Chemical and mechanical properties of the steel钢材化学成分与力学性能 |
| Erection drawings and manual安装图与手册 | Numbered parts, bolt schedule, step-by-step guide构件编号、螺栓清单、分步安装说明 |
| Payment付款 | 30% T/T deposit, 70% before shipment30% T/T 定金，70% 发货前付清 |
|---|---|
| Warranty质保 | 12 months from delivery交付后 12 个月 |
| Installation support安装支持 | Numbered drawings, remote video guidance, and on-site supervision on request编号图纸、远程视频指导，可按需派人现场指导 |
| Spare parts备件 | Extra bolts, screws, sealant and touch-up paint included with every shipment每票随货配带备用螺栓、自攻钉、密封胶与补漆 |
Standard uninsulated workshops start at USD 35–40 per m² — see the full price guide.无保温标准厂房 35–40 美金/平方米起，详见价格指南。
Send the width, length and site location — we return an itemised quotation within 48 hours.告诉我们宽度、长度和项目所在地，48 小时内给出分项报价单。