China Testing & Certification International Group Co., Ltd. (CTC, Stock Code 603060) originated from the testing and certification business of China Building Materials Academy in the 1950s. After 70 years of unremitting efforts and persistent pursuit, the company has formed five business categories: detection and testing, certification and evaluation, testing instruments and intelligent manufacturing, measurement and calibration, scientific research and technical services, committed to providing customers with technical services and comprehensive solutions of detection and testing, certification and evaluation, appraisal, consultation, training, and instruments and equipment in fields of quality, environmental protection, green, safety, health, and energy conservation.

Bituminous Coal
Total Moisture
Moisture (Air Dried)
Ash
Volatile Matter
Fixed Carbon
Coke Yield Characteristics (Coke Button/Fusion Characteristics)
Calorific Value (Heating Value)
Total Sulfur
Carbon
Hydrogen
Sampling and Sample Preparation
Total Moisture: GB/T 211-2017
Moisture, Ash, Volatile Matter, Fixed Carbon, Coke Button Features: GB/T 212-2008
Calorific Value: GB/T 213-2008
Total Sulfur: GB/T 214-2007
Carbon, Hydrogen: GB/T 476-2008
Sampling and Sample Preparation: GB/T 475-2008, GB/T 474-2008
As a provincial-level quality inspection station, we have many years of experience in coal testing.
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