Adwumakuw no adansedi krataa .

Yɛn nneɛma no wɔ CQC (China Quality Certification), CE, CB, ne amanaman ntam gyinapɛn afoforo ho adansedi krataa. Yɛdi ISO 9001 (quality management), ISO 14001 (nneɛma a atwa yɛn ho ahyia ho nhyehyɛeɛ), ne ISO 45001 (adwumayɛ akwahosan ne ahobanbɔ) nhyehyɛeɛ so. Bio nso, yɛn bɔs kwan foforo a ɛyɛ ketewa no abisa sɛ wɔnyɛ structure design patent.