SELECT
        cu.customer_name1
    FROM 
        customer cu
    WHERE 
        cu.customer_group = '01100000'
        AND cu.customer_code IN (
            SELECT customer_code FROM reading_group_customer
            WHERE customer_group = '01100000' AND any_code = '01151003'
        )
    GROUP BY
        cu.customer_name1
    ORDER BY 
        cu.customer_name1