Shenzhen Huihe Circuits Co.,Ltd.
[email protected] +86-755-33583558 Ext 603


1. PCB Capability


2. Quality Control

(1) Quality management system and product through the authority the authentication
(2) Before making by engineering design prevention and control
(3) Strict production process control
(4) The perfect product quality improved system
(5) 100% inspection including electric testing and AOI inspection
(6) For high pressure testing, impedance test, micro slice, solderability test, thermal shock test, reliability test, insulation resistance testing, ion pollution test, etc
(7) UL product authentication
(8) Product executive IPC standards
(9) The system through the ISO9001 certification

3. Tolerance



Board thickness

±0.05mm (board thickness 0.2mm to 0.4mm)
±0.1mm (board thickness <1.0mm)
±10%(board thickness >1.0mm)

Plate hole size


Non-plated hole size

0.05mm(min:+0/-0.05mm or +0.05/-0mm)

Outline dimension

0.15mm(Routing), 0.1mm (Punching)

Impedance control

±5% or ±10%

  • TEL:+86-755-33583558 Ext 603
  • EMAIL:[email protected]
  • ADDRESS:407, Kanglan Fortune Center, Fuzhou Avenue, Fuyong Street, Baoan District, Shenzhen, Guangdong 518103, China