SHANGHAIHONGYANRETURNABLETRANSITPACKAGINGSCO.,LTD.
2
1.1 Productassemblydrawings：
The main products are PCBA, 915M antenna, GSM antenna,
disposable lithium-ion batteries, supercapacitors and enclosures. The
assemblyisshownbelow.：
1.2 Technicalparametersofproducts：
