Intelligent WC Bathroom Electronics PCBA Motherboard
SZH operates a fully independent production facility, featuring multiple high-precision SMT (Surface Mount Technology) production lines as its core, along with dedicated DIP (Surface Mount Technology), testing, and assembly production lines.As a result, they deliver flexible manufacturing solutions spanning from prototype development to mass PCB assembly.
High-precision SMT leads: Supports 01005 components, 0.3mm BGA, QFN, and other fine-pitch packages.
The comprehensive process includes: SMT double-sided technology, mixed assembly, selective soldering, and press-fit technology.
Strict quality control: The entire production process is monitored through SPI, AOI, X-ray, functional testing, and aging testing systems.
- SZH
- China
- Information
We provide advanced PCB manufacturing services, including multilayer boards, high-density interconnect technology, and the selection of specialized materials for harsh environments. Our strict quality control processes ensure that your smart toilet PCBs meet the highest standards. In addition to manufacturing, our one-stop service covers global component sourcing and high-precision PCBA. We ensure the precise components required for your smart bathroom solutions and use advanced Surface Mount Technology and Through-Hole Technology processes for precise assembly, with all stages strictly following quality assurance procedures.
Customized Smart Toilet Mainboard PCBA

Testing and PCBA Maintenance Department
SZH can provide customized testing services based on customer requirements and products. Generally, SZH's PCBA technology offers comprehensive testing services, including:
Automated Optical Inspection (AOI)
Functional Testing
In-Circuit Testing
Test Fixtures
Testing Services
BGA X-ray Inspection
Solder Paste Printing Testing
Each circuit board is carefully inspected by our professional inspection team using AOI and high-magnification microscopes. We use X-ray machines for component-level testing of PCBs and conduct comprehensive inspection and testing of all circuits. If needed, we can also perform flash testing and grounding connection testing.
Industries we serve:
Medical device PCBs
Industrial automation PCBAs
New energy vehicle electronic products
5G communication PCBs
Aerospace and drone electronic products
Robotics and LED display control boards
FAQ
Q1: Can you provide me with free samples?
A: Free samples are available based on your order quantity.
Q2: What discount prices can I get if I place bulk orders?
A: Please provide detailed inquiry information to us, including: project number, quantity of each item, quality requirements, identification, payment terms, transportation method, and unloading location.
We will provide you with an accurate quote as soon as possible.
A: No problem. If you are a small wholesaler, we are willing to grow together with you.
A: Yes, we ensure that every PCB and PCBA is tested before shipment, and we guarantee the quality of the goods we deliver.
Q5: What is the minimum order quantity for PCBA orders?
A: We accept orders of various quantities:
Small batch production: 10-100 pieces;
Large batch production: over 100 pieces