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.

Plastic Thermal Insulation Products:
Molded polystyrene (EPS) boards, extruded polystyrene (XPS) boards, polyurethane (PU) boards, phenolic foam (PF) boards, rubber-plastic products (sheets/pipes), prefabricated directly buried insulation pipes, etc.
Air Duct Products:
Aluminum foil polyurethane composite air ducts, aluminum foil phenolic composite air ducts, aluminum foil fiberglass composite air ducts, magnesium oxide (MgO) air ducts, etc.
Mineral Wool Products:
Aerogel (felt/board), glass wool (fiber/board/pipe/felt), rock wool/slag wool (fiber/board/pipe/felt), aluminum silicate fiber (ceramic fiber) (fiber/board/pipe/felt), inorganic spray-applied wool, etc.
Inorganic Insulation Materials:
Foam glass, expanded vermiculite, expanded perlite, expanded vitrified microspheres, etc.
Thermal Insulation Mortars:
Rubber powder polystyrene particle insulation slurry, inorganic insulation mortar, silicate thermal insulation coating, adhesives, basecoat (rendering) mortars, etc.
External Thermal Insulation Composite System (ETICS) Accessories:
Fiberglass mesh, steel wire mesh, anchors, primers/interface treatment agents, etc.
Thermal Conductivity (-20°C to 600°C)
Maximum Service Temperature
Thermal Transmittance (U-value)
Thermal Resistance (R-value)
Water Vapor Permeability
Density
Water Absorption
Moisture Content
Dimensional Stability
Flexural Performance
Compressive Performance
Tensile Performance
Compression Set
Tear Strength
Reaction to Fire / Fire Performance
Sound Absorption Performance
Airborne Sound Insulation Performance
Enthalpy of Phase Change
Phase Change Temperature
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