You are grouping by industry_id, type
so you will get 4 rows and two row for each industry id try this
SELECT industry_id,
GROUP_CONCAT(CASE WHEN `type`=0 THEN `key` END SEPARATOR ' ') AS title,
GROUP_CONCAT(CASE WHEN `type`=1 THEN `key` END SEPARATOR ' ') AS description
FROM Table1
GROUP BY industry_id