PAY PER CONVERSION

No subscription. CN¥1.99 for one complete CAD conversion

Local file selection and 3D preview are free. Each payment covers one successful conversion with drawing preview, DWG, DXF, PDF, fonts and the complete ZIP.

LOCAL CHECK

Local 3D check

Free

Select a model and inspect its orientation and structure in the browser before upload.

Interactive 3D preview
STEP, BREP, STL and more
No account or subscription

Choose a 3D model

ONE CONVERSION

One conversion

CN¥1.99 / conversion

Payment and manual approval unlock one conversion; a failed conversion does not consume the credit.

One successful model conversion
DWG, editable/outlined DXF, PDF and SVG
Redistributable fonts and installation guide
Contour, line, font and dimension audit

Choose a model and pay

Pay first; upload only after approvalAfter Alipay payment, submit the transaction reference. One conversion unlocks only after the administrator confirms receipt. The browser never self-approves, and no name, phone number or payment screenshot is collected.

Portable letteringLong FangSong, 75° italic Latin/numerals, explicit mappings and a font-independent outlined edition

Collision-aware dimensionsCollision, sheet-bound, closed-chain and cross-view duplicate checks

Line hierarchyLayered visible, hidden, centre and dimension lines