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Check the indoor CO2

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Marvel is an artificial marble washbowl counter.

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Function as the first, engineering company.

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Construction based on stability, achievement, latest trends.

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New value architecture by urban design.

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Featured New Product: Odor CO2 Dual Sensor Control, SMA-OVC-Ⅰ

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2019.10.30
Yoyogi Uehara Designers Building Exterior Wall Renovation
2019.10.30
Interview with Governor of Tokyo, Yuriko Koike: Activities of Promoting Bone Marrow
2019.10.29
Congratulation! Completion of Shinjuku Washington Hotel Annex renovation
2019.10.29
We will exhibit at Agro Innovation 2019 during November 20-22, 2019
2019.10.29
CHC will exhibit at 2nd Aroma Design Tokyo during November 13-15, 2019
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Yoyogi Uehara Designers Building Exterior Wall Renovation
The renovation work on the outer wall of “SUWA HAUS” in Yoyogi Uehara has been c...
Interview with Governor of Tokyo, Yuriko Koike: Activities of Promoting Bone Marrow
CHC Chairman, Toshinori Shibuya, has been cooperated with Japan Marrow Donor Reg...
Congratulation! Completion of Shinjuku Washington Hotel Annex renovation
On September 20, 2019 (Friday), air conditioning system renovation work of Shinj...