plastic injection molding, products assembling and mold manufacture：： MARUYAMA（H.K.）LTD.　：：QUALITY：：

ISO 9001

ISO 14001

To fulfill the high-quality promise to customers, we have adopted high-precision 3D/2D measuring machine, and our measuring personnels are all well trained and have got the qualification certificate. And for the environment, we have got equipments for analyzing the hazardous substance specified in ROHS, and formed our own checking/managing system for the hazardous substance in products.

Quality assurance policy

Tenet:

get trust from customers with satisfying products

Guideline:

ensure the functions/safety/duration of the products to meet the requirement of customers.

Improve quality of products to meet the needs of customers; optimize the quality management system, standardize job and techniques, and elevate the efficiency.

Tokyo Technical　TTｉ－１２０Ｅ
（CNC Gear Tester）
Be able to measure the gear
tooth profile, lead and pitch of horizontal/helical/internal gear.

Mitutoyo　BH-V504
（3D）
Be able to realize high-precise
3D measurement.

Shimadzu　Uvmini-1240
（UV visible spectrophotometer）
Be able to analyze Cr6+

Shimadzu　EDX-720
（Fluorescence X-ray analysis equipment）
Be able to express identify and measure the 5 elements and 6 substances limited in the RoHS environment protecting requirements.

Osaka precision
GTR-4型
（Double flank meshing tester）
Be able to measure the vibration of gear groove, pitch, composite error and back seam of the pressure angle.