Send your specification, get a written answer
Include the drawing or a reference part, the target parameters and the expected quantity. Inquiries receive a response within 24 hours on business days.
Reach us without a form
K12, 6th Floor, World Trade Center, No.2 Hanzhong Road, Gulou District, Nanjing, China
Sales office in Nanjing. Factory visits by appointment.
Time zone, response and channels
We structure communication around your working hours so that technical questions do not wait for a full day cycle.
Time zone
Nanjing is UTC+8. We schedule calls in your morning where possible and reply by email outside overlapping hours.
Response commitment
Inquiries receive a written response within 24 hours on business days, including a technical answer or the next step.
Channels
Email for drawings and reports, WhatsApp or WeChat for quick questions and status updates.
What speeds up a quotation
The more of the following you can share in the first message, the faster we can confirm material grade, tooling and price.
- 01Include the core drawing or an equivalent reference, with dimensions and tolerances.
- 02State the target inductance, permeability or core loss and the operating frequency.
- 03Mention annual quantity and whether samples are needed before series production.
- 04Tell us the required finish: bare, varnished, cased, gapped or with bobbin.
+86 18955861688|alvin.zhu@njhcmag.com