Information Industry Electronics 11th Design Institute Technology Engineering (abbreviated as 11th Technology, English abbreviation EDRI) is a large-scale comprehensive engineering technology company, including consulting, design and general contracting.

It has extensive experience in design and construction for air purification and conditioning systems, gas systems, pure water, chemical and automatic control systems, including for semiconductor and photovoltaics.

Customers have included SMIC, Intel, LG, SK Hynix, and Siemens.